Product Name: Yt23 with Air-Leg Rock Drill Model NO.: YT23 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 DescriptionSprcifications of YT23D Air leg Rock Drill for Rock Drill.YT23DModelYT23DWeight 24 kglength 668mmAir pressure 0.35-0.63MPaCylinder dia 70mmPiston stroke 70mmImpact frequencey (at0.4MPa)≥28HZImpact energy(at0.4MPa) ≥45JAir consumption (at0.4MPa)≤38 L/SNoise ≤112dB(A)Water pressure 0.2-0.3MPaAir pipe (inner dia) 19 mmWater pipe (inner dia) 13 mmBore dia 34-42mmBore depth 5mShank dimensions(hex*length)22*08+-1 mm