The video showcases the product in use.The video guides you through product setup.The video compares multiple products.The video shows the product being unpacked. hero-video Merchant Video Easy To Use The video showcases the product in use.The video guides you through product setup.The video compares multiple products.The video shows the product being unpacked. video Merchant Video SDS-Max Tool Free System ATTENTION: The Berserker 55HD is only adapted to SDS-Max type chisels!!! The chisel needs to be inserted into the machine rotationally. It is normal for the chisel to move up and down after installation. The video showcases the product in use.The video guides you through product setup.The video compares multiple products.The video shows the product being unpacked. video Merchant Video 12 Vario-Lock Positioning Designed to optimize the working angle, it allows the chisel to rotate and lock into 12 different positions for maximum comfort when chiseling in narrow spaces or in a variety of positions. The video showcases the product in use.The video guides you through product setup.The video compares multiple products.The video shows the product being unpacked. video Merchant Video D-Adjustable Handle The main axis can rotate 360° and secondary axis can rotate 180° of D-shaped handle, while ergonomic grip area adds friction and operation stability. The video showcases the product in use.The video guides you through product setup.The video compares multiple products.The video shows the product being unpacked. video Merchant Video Lock-On Button Designed to allows us not to control the start button all the time, added user comfort during extended periods of work. The video showcases the product in use.The video guides you through product setup.The video compares multiple products.The video shows the product being unpacked. video Merchant Video Vibration Control System Designed to decrease the vibration effectively, reduce fatigue and offer a better using experience. Wide Application Home Demolition Tile Removal Slotting Floor Removal Berserker Concrete Demolition Series Demolition Hammer 55HD Add to Cart Demolition Hammer 45HM Add to Cart Jack Hammer 65H Add to Cart Jack Hammer 65F Add to Cart Jack Hammer 125K Add to Cart Customer Reviews 4.6 out of 5 stars 39 4.7 out of 5 stars 395 4.7 out of 5 stars 140 4.7 out of 5 stars 176 4.7 out of 5 stars 176 Price $149.79$149.79 $119.79$119.79 $199.79$199.79 $249.79$249.79 $799.79$799.79 Weight 15.58 Lbs 12 Lbs 25 Lbs 31 Lbs 51 Lbs Impact Energy 18.44 Ft.lbs. (25 Joules) 11.1 Ft.lbs. (15 Joules) 33.2 Ft.lbs. (45 Joules) 40.6 Ft.lbs. (55 Joules) 62.7 Ft.lbs. (85 Joules) Power 1300 Watts 1300 Watts 1700 Watts 1700 Watts 2100 Watts Amp 11 Amp 11 Amp 14 Amp 14 Amp 17 Amp Chuck Type SDS-Max SDS-Max SDS-Max 1-3/16" Hex 1-3/16" Hex Drill Mode ✘ ✘ ✘ ✘ ✘ Chisel Position Adjustment ✔ ✔ ✔ ✘ ✘ Variable Spees Control ✘ ✘ ✔ ✘ ✘ Applicable Scenarios Medium-duty floor/wall removal Lightweight floor/wall removal Heavy concrete demolition work Heavy concrete demolition work Concrete road demolition