Quantity: 1pc,2pcs

Specification: 

25MM Diameter, 50MM workable length,  M14 thread, Grit #50/60

Diameter 10mm: Total Length: 75mm, Diameter 20/25mm: Total Length: 65mm

(NOTE:M14 is popular in Europ. please attention!)

Application:

1. Enlarge, shape and/or round bevel existing holes in Porcelain, Hard Ceramic, marble and granite

2. Also available to make a hole directly, but not recommend to do this job. 

3. Used on angle grinder

Feature: 

1. Vacuum brazed technology provide high efficient working performance

2. Grit #50/60 provide you great finishing

3. Very easy to operate.