Description
Features:
Unique step structure that works with most hand drills. It has titanium coating to reduce friction and heat.
Specifications:
Material: HSS M35 /HSS CO
Surface treatment: titanium coating
Hardness:>85
Step/Drilling size:
4-12X5(4-6-8-10-12mm)
4-20X9(4-6-8-10-12-14-16-18-20mm)
4-32X15(4-6-8-10-12-14-16-18-20-22-24-26-28-30-32mm)
Package Includes:
1 x Set Drill Bits
Unique step structure that works with most hand drills. It has titanium coating to reduce friction and heat.
Specifications:
Material: HSS M35 /HSS CO
Surface treatment: titanium coating
Hardness:>85
Step/Drilling size:
4-12X5(4-6-8-10-12mm)
4-20X9(4-6-8-10-12-14-16-18-20mm)
4-32X15(4-6-8-10-12-14-16-18-20-22-24-26-28-30-32mm)
Package Includes:
1 x Set Drill Bits