{"product_id":"tagliasiepe-gude-gmh-603","title":"Hedge Trimmer Güde GMH 603","description":"Güde GMH 603 Petrol Hedge Trimmer – 2-stroke 0.75 kW engine and 770 mm dual blade\n\n\u003cp\u003eThe Güde GMH 603 is a petrol hedge trimmer for semi-professional use, featuring a 0.75 kW (26 cm³) OHV 2-stroke engine, a 770 mm bidirectional dual blade (615 mm effective cutting length), cutting capacity for branches up to 27 mm thick, and a 180° swivel handle. Manufactured in Germany by Güde. Distributed by Krollit, official Güde distributor since 2007.\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eEngine: 0.75 kW (26 cm³) OHV 2-stroke\u003c\/li\u003e\n\u003cli\u003eEngine speed: 10,000 rpm\u003c\/li\u003e\n\u003cli\u003eFuel: 40:1 petrol mixture, 0.46 L tank\u003c\/li\u003e\n\u003cli\u003eReversible manual start (right and left-hand starting)\u003c\/li\u003e\n\u003cli\u003eBidirectional dual blade: 770 mm with 615 mm effective cutting length\u003c\/li\u003e\n\u003cli\u003eMaximum branch thickness: 27 mm\u003c\/li\u003e\n\u003cli\u003e180° swivel handle for horizontal and vertical cutting\u003c\/li\u003e\n\u003cli\u003e3-point anti-vibration system\u003c\/li\u003e\n\u003cli\u003eOverall length: 1,195 mm\u003c\/li\u003e\n\u003cli\u003eWeight: 6 kg net, 7.7 kg gross\u003c\/li\u003e\n\u003cli\u003eNoise level LWA: 109 dB(A)\u003c\/li\u003e\n\u003cli\u003e24-month warranty, Made in Germany\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWho uses the GMH 603 and for what\u003c\/h3\u003e\n\u003cp\u003eThe GMH 603 is chosen by villa and garden owners with medium residential hedges, landscape maintenance professionals managing seasonal cycles for multiple private clients, and professional gardeners working on hedges 1–2 m high and up to 1 m wide. The 770 mm bidirectional dual blade cuts on both push and pull strokes and covers most ornamental hedges for branches up to 27 mm thick. The 180° swivel handle allows switching from horizontal top-cutting to vertical side-cutting without changing the operator's position, reducing shoulder and neck fatigue during continuous work sessions. In the Krollit catalog, the GMH 603 sits between manual shears (limited to branches under 15 mm) and a light chainsaw (oversized for hedges).\u003c\/p\u003e\n\n\u003ch3\u003eKrollit logistics and support\u003c\/h3\u003e\n\u003cp\u003eShipping 5-9 business days (7 days for southern regions). Technical assistance in Italian available for the entire product life at +39 0825-1494022. Original Güde spare parts (blade, spark plug, air filter, 40:1 2-stroke mixture kit) available from Krollit warehouse, Monteforte Irpino (AV).\u003c\/p\u003e\n\n\u003ch3\u003eWho the GMH 603 is for\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eProfile\u003c\/th\u003e\n\u003cth\u003eCompatibility\u003c\/th\u003e\n\u003cth\u003eReason\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eVilla or garden owner with medium hedges (1–2 m)\u003c\/td\u003e\n\u003ctd\u003eSuitable\u003c\/td\u003e\n\u003ctd\u003e770 mm blade, 6 kg weight, and 180° swivel handle cover seasonal residential hedge trimming; initial investment and routine maintenance (mixture, spark plug, air filter) are lower compared to a battery hedge trimmer of comparable power.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProfessional gardener and landscape maintenance professional\u003c\/td\u003e\n\u003ctd\u003eSuitable\u003c\/td\u003e\n\u003ctd\u003eThe 615 mm effective cutting length quickly covers medium hedges; the 0.46 L tank allows multiple hedges to be completed before refueling; reversible starting (right and left-hand) suits both right-handed and left-handed operators.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperator with continuous work shifts exceeding 3 hours per day\u003c\/td\u003e\n\u003ctd\u003eAdequate\u003c\/td\u003e\n\u003ctd\u003eThe 0.75 kW engine and 0.46 L tank are sized for intermittent seasonal use; for hedges over 2.5 m high, a model with an extendable pole is preferable; for cycles with more than 5 medium hedges per shift, a battery solution reduces refueling breaks.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eNot suitable for:\u003c\/strong\u003e hedges over 3 m high or over 1.5 m wide (770 mm blade and non-extendable pole configuration do not cover these cases), branches over 27 mm thick, continuous professional work over 40 hours per week (machine sized for intermittent seasonal use), residential areas subject to acoustic emission limits during protected hours (noise level 109 dB(A)).\u003c\/p\u003e\n\n\u003ch3\u003eEngine and power supply\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eEngine type\u003c\/td\u003e\n\u003ctd\u003e2-stroke OHV (Over Head Valve)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEngine power\u003c\/td\u003e\n\u003ctd\u003e0.75 kW (1 HP)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDisplacement\u003c\/td\u003e\n\u003ctd\u003e26 cm³\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEngine speed\u003c\/td\u003e\n\u003ctd\u003e10,000 rpm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFuel\u003c\/td\u003e\n\u003ctd\u003e40:1 petrol mixture (1 part synthetic 2-stroke oil, 40 parts 95+ octane unleaded petrol)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTank capacity\u003c\/td\u003e\n\u003ctd\u003e0.46 L\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStart-up\u003c\/td\u003e\n\u003ctd\u003eReversible manual (right and left-hand)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEngine shutdown\u003c\/td\u003e\n\u003ctd\u003eOn\/off switch on throttle lever\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFuel pump\u003c\/td\u003e\n\u003ctd\u003eIntegrated manual (primer for starting)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\n\u003ch3\u003eCutting blade\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlade type\u003c\/td\u003e\n\u003ctd\u003eBidirectional oscillating dual blade\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlade length\u003c\/td\u003e\n\u003ctd\u003e770 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEffective cutting length\u003c\/td\u003e\n\u003ctd\u003e615 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum branch thickness\u003c\/td\u003e\n\u003ctd\u003e27 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlade protection\u003c\/td\u003e\n\u003ctd\u003eManual right-hand protection and integrated upper protection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\n\u003ch3\u003eConstruction and comfort\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eHandle\u003c\/td\u003e\n\u003ctd\u003e180° swivel for horizontal and vertical cutting\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAnti-vibration system\u003c\/td\u003e\n\u003ctd\u003e3-point support\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReversible starting\u003c\/td\u003e\n\u003ctd\u003eYes, for right-handed and left-handed operators\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOverall length\u003c\/td\u003e\n\u003ctd\u003e1,195 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWidth\u003c\/td\u003e\n\u003ctd\u003e240 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeight\u003c\/td\u003e\n\u003ctd\u003e240 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\n\u003ch3\u003eDimensions and weight\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eNet weight\u003c\/td\u003e\n\u003ctd\u003e6 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGross weight (with packaging)\u003c\/td\u003e\n\u003ctd\u003e7.7 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\n\u003ch3\u003eAcoustic and environmental performance\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSound power (LWA)\u003c\/td\u003e\n\u003ctd\u003e109 dB(A)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCO2 emissions\u003c\/td\u003e\n\u003ctd\u003e1,237 g\/kWh\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEmissions compliance\u003c\/td\u003e\n\u003ctd\u003eEuro 5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFuel compatibility\u003c\/td\u003e\n\u003ctd\u003eE10 (petrol with up to 10% bioethanol)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\n\u003ch3\u003eCompliance and warranty\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eCE marking\u003c\/td\u003e\n\u003ctd\u003eYes, Machinery Directive 2006\/42\/EC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplied standards\u003c\/td\u003e\n\u003ctd\u003eEN 60745-1, EN 60745-15, EN 61000\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGüde quality certification\u003c\/td\u003e\n\u003ctd\u003eQ9\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e24 months from date of purchase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCountry of production\u003c\/td\u003e\n\u003ctd\u003eGermany\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\n\u003ch3\u003eStandard equipment\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eGüde GMH 603 hedge trimmer assembled and ready for use\u003c\/li\u003e\n\u003cli\u003e770 mm dual blade mounted and sharpened\u003c\/li\u003e\n\u003cli\u003eIntegrated 3-point anti-vibration system\u003c\/li\u003e\n\u003cli\u003eManual fuel pump (primer)\u003c\/li\u003e\n\u003cli\u003eSpare spark plug\u003c\/li\u003e\n\u003cli\u003eSpark plug wrench and maintenance wrench\u003c\/li\u003e\n\u003cli\u003eUser manual in Italian and German\u003c\/li\u003e\n\u003cli\u003eTechnical sheet with maintenance instructions\u003c\/li\u003e\n\u003cli\u003eCE Declaration of Conformity\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eWhat is the difference between a dual blade and a single blade on a hedge trimmer?\u003c\/summary\u003e\n\u003cp\u003eA bidirectional dual blade cuts on both push and pull strokes because the oscillating movement moves both sides of the blades. A single blade cuts in only one direction and requires a higher engine advance speed to achieve the same result.\u003c\/p\u003e\n\u003cp\u003eOn the GMH 603, the dual blade allows for smoother cutting with less operator effort, a useful condition for the 1–2 hour sessions typical of residential hedge maintenance. The disadvantage is a slightly higher blade assembly weight compared to a single-blade model of the same length, already included in the declared total weight of 6 kg.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eIs the 40:1 mixture the same as for other Güde 2-stroke tools?\u003c\/summary\u003e\n\u003cp\u003eYes. The 40:1 mixture (1 part synthetic 2-stroke engine oil, 40 parts 95+ octane unleaded petrol) is the Güde standard for 2-stroke tools. If you have other Güde 2-stroke tools (brush cutters, chainsaws), you can use the same mixture for your entire fleet.\u003c\/p\u003e\n\u003cp\u003eKrollit supplies pre-packaged Güde 2-stroke oil bottles for quick and accurate mixture dosing. For DIY dosing, a graduated tank and a measuring cup are recommended to ensure the 1:40 ratio is respected for the entire tank volume (0.46 L). A mixture that is too lean in oil will damage the engine within a few hours of operation.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eCan I sharpen the blade myself or do I need to take it for service?\u003c\/summary\u003e\n\u003cp\u003eManual blade sharpening is possible with a specific file for hedge trimmer teeth. The procedure involves disassembling the blade, clamping it to a workbench, and sharpening each tooth at a 30°–40° angle to the blade plane. The Güde manual provides step-by-step instructions. The recommended interval is every 50 hours of actual use.\u003c\/p\u003e\n\u003cp\u003eIf in doubt about the procedure or if the blade is particularly worn, it is advisable to contact an authorized Güde service center, which performs professional sharpening and tooth realignment. Krollit handles sharpening and blade replacement requests through customer service at +39 0825-1494022.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eHow does the 180° swivel handle work in practice?\u003c\/summary\u003e\n\u003cp\u003eThe rear handle rotates 180° around its axis, with mechanical locking in intermediate positions. It allows the blade to be oriented horizontally for cutting the top of a hedge and vertically for cutting the sides, without changing the operator's leg and torso position.\u003c\/p\u003e\n\u003cp\u003eThe operational advantage is a reduction in shoulder and neck rotation when switching between top and sides, which on hedges longer than 5–10 linear meters becomes a source of fatigue if the machine has a fixed handle. The lock maintains the chosen position for the entire duration of the cut.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eDoes the 109 dB(A) noise require hearing protection?\u003c\/summary\u003e\n\u003cp\u003eYes. The declared sound power value LWA is 109 dB(A), exceeding the 80 dB equivalent exposure threshold that workplace safety regulations indicate as a reference for noise risk assessment. It is advisable to use earmuffs or earplugs with an SNR attenuation of at least 25 dB during use.\u003c\/p\u003e\n\u003cp\u003eFor work in residential areas, the acoustic emissions of a 2-stroke engine make it appropriate to limit use to the time slots allowed by municipal regulations (typically weekdays 7:00 AM–7:00 PM, with possible midday breaks stipulated by specific regulations). Verification of permitted hours for motorized tools should be done according to the urban police regulations of the municipality of intervention.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eHow much autonomy does the 0.46 L tank provide?\u003c\/summary\u003e\n\u003cp\u003eAutonomy with a full tank of mixture varies depending on the hedge density, acceleration regime, and branch thickness. On soft hedges (boxwood, privet), consumption is lower than on hard hedges or branches close to the maximum 27 mm thickness.\u003c\/p\u003e\n\u003cp\u003eThe reversible start and manual fuel pump allow for quick refilling and restart between hedges. For an accurate estimate for your specific work cycle, Krollit technical assistance is available at +39 0825-1494022 and provides consumption data consistent with the type of hedge to be managed.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eCan I also use the GMH 603 for ornamental shrubs and shape pruning?\u003c\/summary\u003e\n\u003cp\u003eYes. The 770 mm blade with an effective cutting length of 615 mm and a maximum branch thickness of 27 mm covers most ornamental shrubs and shape pruning on garden plants. The 180° swivel handle is useful for finishing shapes on spheres, cones, and shaped hedges.\u003c\/p\u003e\n\u003cp\u003eFor branches exceeding 27 mm in thickness, it is advisable to use a pruning saw or a dedicated pruning chainsaw. The GMH 603 is sized for cutting flexible branches of limited section, not for cutting trunks or mature woody branches.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eHow is winter maintenance performed on the GMH 603?\u003c\/summary\u003e\n\u003cp\u003eAt the end of the season: empty the fuel tank (or add fuel stabilizer if storage exceeds 1 month), remove the spark plug, and clean the air filter. Clean the blade of plant debris and lightly grease it to prevent oxidation during winter.\u003c\/p\u003e\n\u003cp\u003eAt the beginning of the next season: fill the tank with fresh 40:1 mixture, check the spark plug condition (replace it with the provided spare if necessary), operate the manual fuel pump 10–20 times to pre-prime the fuel line, and attempt to start. If the engine has been idle for more than 2 months, the pre-priming procedure with the manual pump avoids dry starts and starter motor wear.\u003c\/p\u003e\n\u003c\/details\u003e","brand":"Guede","offers":[{"title":"Default Title","offer_id":53015242867016,"sku":"93993","price":112.14,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0891\/2139\/0920\/files\/Tagliasiepe_G_de_GMH_603.jpg?v=1777737257","url":"https:\/\/www.krollit.com\/products\/tagliasiepe-gude-gmh-603","provider":"Krollit","version":"1.0","type":"link"}