straight shank 3-220mm best diamond glass drill bit(more photos)
Basic Info
Model No.: 3-220mm
Product Description
The Glass Drill Bits are suitable for hand drill. The Drill Bits are processed by sintered, so the bits can be reliable,durable, and sharp. drilling bit diameter 3mm-220mm available. Customers visiting international service team design, manufacture & quality check team Contact us if you need more details on Diamond Drilling Bits. We are ready to answer your questions on packaging, logistics, certification or any other aspects about Diamond Core Drill Bit、Glass Diamond Drill Bit. If these products fail to match your need, please contact us and we would like to provide relevant information.