Diamond countersink sleeve is also known as drilling countersink drill bit , it is used for glass chamfer , matched with diamond drill bit for drilling hole on glass, ceramic, tile, etc. It's high efficiency , long life , safe and smooth drilling , which is an ideal partner to drill perfect hole without cracking edge.
*Super hard diamond material *Wear-resisting won't *Good comcentricity and sharp tip
*For diamond drill bit apare part
matched with diamond drill bit , Drill hole on glass, ceramic, tile
Suitable for the machine
bench drilling machine
*Professional Manufacturing Since 1987 *Pay attention to the details all the time *Strict Quality Control
*Adequate Inventory *Experienced Service Team *Certificated Factory