TCT Spear Porcelain Drill Bits

Features:

Step tip shape design of carbide for extreme rough tile, ceramic and porcelain drilling

Constant sharpness is kept while drilling thanks to step cutting edge designs

Precision cutting holes without cracked edges to keep whole process smooth

Automatic copper alloy soldering guarantees heavy duty work in various ceramics and tiles

Diameter(mm)Diameter(inch)Overall Length(mm)
31/8"65
45/32"65
53/16"70
5.57/32"75
615/64"75
6.51/4"80
79/32"80
85/16"80
923/64"100
1025/64"100
117/16"100
1215/32"100
131/2"100
149/16"100
1519/32"100
165/8"100
1823/32"100
2025/32"100