High quality wood drill bits. Drill bit dimensions: 4, 5, 6, 8 and 10 mm. 3 sets of high quality drill bits in an individual box. Contents of each set: - metal 2 / 3 ...
Drill bits can be supplied in one of four standard size units. These include English or fractional, metric, wire gauge, and letter size. An English drill bit is designed with base units of inches or ...