The slim polyurethane silencer cuts noise by up to 50 percent. And it’s designed to stay out of sight.
Long stroke, high impact energy.
With the pusher leg control placed in back head of the rock drill, they are easy to reach.
These all-rounders can be used in a wide range of applications. They have a robust riflebar rotation, long stroke length and high penetration rates.
Rock drill type |
Underground rock drill |
Hole range |
27 mm - 41 mm 1 inch - 1,6 inch |
Weight |
34,5 kg 76 lb |
Length |
775 mm 30,5 inch |
Air consumption |
88 l/s 186 cfm |
Impact rate |
2 280 blows/min |
Revolutions |
0 rpm |
Penetration rate |
0 mm/min |
Hose connection |
0 mm |
Piston diameter |
80 mm 3,15 inch |
Stroke length |
70 mm 2,76 inch |
Vibration level 3 axes (ISO 28927-10) |
0 m/s² |
Vibration level 3 axes (ISO 20643) |
0 m/s² |
Vibration level 3 axes (ISO 5349-2) |
20,4 m/s² |
Vibration level 3 axes (ISO 20642) |
0 m/s² |
Sound power level guaranteed (2000/14/EC) |
120 Lw. dB(A) |
Sound pressure level (ISO 11203) |
109 Lp. dB(A) |
Shank size: Hex |
22x108 mm - 7⁄8 x 41⁄4 inch |
Hex 22x108 - ⅞ x 4 ¼ inch |
8311 0303 47 |