Material:
Body and Blade Part: C45
Carbide Tip: YG6X
Surface Treatment: Zinc Plated/Chrome Plated
3mm(1/8'')-7mm(9/32''):Hardened body part,hardness≥30HRC
*Integrally shaped hex shank drill bits avoid the security problem may caused by the insufficient twist strength.
Size available:3mm(1/8'')-13mm(1/2'')
Body and Blade Part: C45
Carbide Tip: YG6X
Surface Treatment: Zinc Plated/Chrome Plated
3mm(1/8'')-7mm(9/32''):Hardened body part,hardness≥30HRC
*Integrally shaped hex shank drill bits avoid the security problem may caused by the insufficient twist strength.
Size available:3mm(1/8'')-13mm(1/2'')
Features
.Hex Shank and Round Shank styleMain Products
drill bits-masonry drill bits,glass bits