High Quality - Air Rock Drill for Building Road

• Weight：27kg
• Length：660mm
• Cylinder Dia：80mm
• Piston Stroke：60mm
• Work Pressure：0.4-0.63
• Air Pipe：19mm

=== Base Info ===

• Model NO.：YT27
• Hole Diameter：34-42mm
• Shank Size：22X108
• Usage：Coal,Ore
• Transport Package：1 Piece Packed in Gift Color Box
• Specification：ISO
• Origin：China
• HS Code：84671900
• Production Capacity：2000sets

=== Description ===
0.4-0.63Impact energy         (J)≥22≥28≥26≥44.7≥23Impact frequency      (Hz)≥32≥28≥33≥27≥30Air consumption       (L/S)≤20≤37≤33≤55≤47Hose size            (mm)1919191919Rork drill hose diameter(mm)34-4234-4234-4234-4234-42Rock drill hose depth   (m)55555Shank size           (mm)22x10822x10822x10822x10822x108

Specification for Air Leg Rock Drill0.4-0.63Impact energy         (J)≥65 ≥65 ≥64≥75.5≥70≥78≥70Impact frequency      (Hz)≥37 ≥31≥36.5≥36.7≥37≥37≥37Air consumption       (L/S)≤78 ≤67 ≤55≤83.3≤81≤88≤81Hose size            (mm)19252525252525Rork drill hose diameter(mm)34-4234-4234-4234-4234-4234-4234-42Rock drill hose depth   (m)5555555Shank size           (mm)22x10822x10822x10822x10822x10822x10822x108