Description
Product Description
Name:Bearing steel square tenon joint drilling bit
Origin:China
People:Adult
Customized:Non-Customize
Condition:New
Material:Bearing steel
Cooling type：external cooling
Category: opening drill bit
Use:Open the hole
Use object:Suitable for various drilling work of wood materials
Use tools:Suitable for square eye machine
Features:
1.Sharp edge mouth, faster dust removal, more efficiency, suitable materials
2.Using rebar production of strong hardness, production process production, durable and not easy to break
