Efficient combination drill bits

Product Description

Qingdao Sailing is committed to providing high level standards of metal parts, plastic parts, other products and OEM service. With joint cooperation and investment of production equipments for our factories, we have established complete & capable spare parts and components manufacturing capability. Professional Manufacturer Drilling rods ▏PDC drill bits ▏Cutting picks ▏Milling bits cutting tools ▏Rock drilling bits ▏Efficient combination drill bits Rigging ▏ Drilling and Mining Parts. 

Efficient combination drill bits

Material:  high-quality reinforced tungsten cobalt alloy and diamond composite sheet
Specifications: φ*2mm、φ*2mm、φ*5mm、φ*0mm、φ*6mm、φ*5mm、φ*4mm、φ**0mm、φ**7mm, etc. 
Drill stem connection method: round shank, flat shank, thread, taper, square and six square.
Specifications are four square and six square : *2 square, *3square, *4 square, *8 square, *2 square, *4 square, *6 square, *0 square, *2 square, *6 square, *8 square, *2 square, etc.
Process: CNC Machining