Product Name: Yt28 Air-Leg Rock Drill in Factory Price Model NO.: YT28 Drilling Way: Rotary Bit Type: Cone Bit Motor: AC Motor Condition: New Certification: ISO 9001:2000 Power Type: Pneumatic Warranty: 6 Months Port: Any China Port Trademark: CSME Specification: Rotary Drilling Rig Origin: Changsha, China (Mainland) HS Code: 8467190000 Product Description Product DescriptionThe Products are mainly used in construction sites, various types of mines, railways, water conservancy construction and national defense construction areas for drilling operations.YT28 pusher leg rock drill apply in hard rock on the rock drill operation,it hasstrong adaptability to the working conditions.The product isenergy efficiency, Its components haslonger service lifeanddurable. The machine can be generally used with the same type,it can greatlyreduce the customer lossfor spare part replacement.YT28 Air Leg Rock DrillWeight26kgLength661mmPiston diameter80mmPiston stroke60mmAir pressure0.40.50.63MpaImpact frequency≥28≥35≥36HzAir consumption≤52≤58≤82L/sImpact energy≥44≥63≥70JRotation torque≥15≥19≥23N.mRotation≥250≥400≥470mm/minNoise≤124≤125≤127DBAir hose inner diameter25mmShank size22 * 108mm25 * 108Air legFT160BC(long air leg)FT160BD (short air leg)