M3 Middle Air Pressure DTH Hammer

• Certification: CE
• Surface Treatment: Nitriding Treatment
• Manufacturing Process: Forging
• Material: High-Quality Hard Alloy, Best Quality Steel
• Formation: Soft-Hard Formation
• Advantage: Ore Mining, Coal Mining, Well Drilling
• Model NO.: M3
• Application: Rock Drilling, Core Mining, Well Drilling
• Color: Blue, Golden, Black, Red, Customize
• Usage: Small Hole Drilling, Gas Deep Hole Drilling, Boreh
• Name: M3 Middle Air Pressure DTH Hammer
• Transport Package: Standard Export Packing.
• Specification: DHD, COP, MISSION, MACH, XL, QL, SD
• Trademark: QIDELI
• Origin: China
• Production Capacity: 7000 Pieces/Month

Product Description

Technical parameters: 
 

Item	Parameters
Total length (less than bit)	790mm
Total weight (less than bit)	21.7KG
External diam.	84mm
Match bit	CIR90
Drill hole range	90-130mm
Connection thread	T48X10
Working air pressure	0.8-1.3Mpa