Purchase Qty. Reference FOB Price
1-49 Pieces US$120.00
50+ Pieces US$60.00
Product Description
Hole Opener Reaming Bit Button Bit with Diameter of 76-127mm Aplications This type of bit is used for making large cut holes in drifting and tunneling. A smaller hole is first drilled and then reamed to the final size in combination with a pilot adapter. Large diameter service holes from level ...