8pcs masonry drill bit set.
3-10mm hex shank carbide tip brick wall concrete.
100% brand new and professional high quality.
High carbon steel blade hardened tempered.
Size: 3mm, 4mm, 5mm, 6mm, 7mm, 8mm, 9mm,10mm.
Round shank design is more suitable for many electric drills and drilling machines.
Sharp and twisted flute will make the drilling more easy and effortless.
Suitable for concrete, flooring, brickwork, masonary or other materials.
Package include:.
1 set x drill bit.