WD56615-15pcs masonry drill bits set

WD56615-15pcs masonry drill bits set

Milled masonry drill bits, with sand blast surface treatment

this masonry drill bits are made of high carbon steel with industrial grade carbide tip.

for drilling in concrete, reinforced concrete, brick, block, etc.

Contents:

15pcs masonry drill bits set

3, 3, 3, 4, 4, 4, 5, 5, 5, 6, 6, 8, 8, 10, 10MM