Portable Air Compressor Hammer Pneumatic Rock Drill

• After-sales Service：Within a Year
• Warranty：Within a Year
• Certification：RoHS, ISO 9001:2000, ISO 9001:2008
• Standard：GB
• Surface Treatment：Spray-Paint
• Manufacturing Process：Forging

=== Base Info ===

• Model NO.：YT28
• Material：Carbon Steel
• Name：Yt Rock Drill
• Drill Diameter：34-45mm
• Drill Depth：5m
• Air Consumption：Less Than 81.6L,S
• Impact Frequency：More Than 37 Hz
• Drilling Speed：More Than 470mm
• Shank Dimensions：22*108
• Drill Bit：Button Bits, Chiesl Bit, Cross Bit etc
• Drill Rod：B22 or Integral Drill Rod
• Operation：Handhold
• Transport Package：Carton Box or Export Wooden Box
• Specification：28kg
• Trademark：Hengwang
• Origin：Shandong, China
• HS Code：8207909000
• Production Capacity：5000 Sets ,Month

=== Description ===
0.4-0.63Impact energy   (J) ≥65 ≥64≥75.5≥70≥78Impact frequency   (Hz) ≥31≥36.5≥36.7≥37≥37Air consumption  (L/S) ≤67 ≤55≤83.3≤81≤88Hose size   (mm)2525252525Rork drill hose diameter(mm)34-4234-4234-4234-4234-42Rock drill hose depth   (m)55555Shank size  (mm)22x10822x10822x10822x10822x108Yt Series Rock Drill Photos 

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