Step Drill Bit for Metal Set, 1/4"-2-1/2", M35 HSS, 1/2" shank
M35 HSS cobalt step drill with 15 progressive steps for metal, wood, plastic. Titanium/AlTiN coating enhances wear and speed. Laser-calibrated transition for burr-free drilling from 6mm to 63mm without changing bits. One customer notes improved functionality on galvanized metal
Highlights
- 15-step progressive drilling
- burr-free metal drilling from 6mm to 63mm
- universal 1/4" hex shank
Pros
- M35 HSS cobalt composition
- 15 progressive steps for metal-to-wood drilling
- TiAlN coating for wear resistance
- universal 1/4" hex shank
- laser-calibrated size transition
Cons
- mixed durability reports from customers
Best For
Features
- M35 HSS cobalt step drill with 15 progressive steps from 1/4" to 2-1/2" for metal, wood, plastic, aluminum, copper
- TiAlN coating provides increased surface hardness for faster drilling and extended lifespan
- Laser-calibrated step design delivers burr-free drilling from 6mm to 63mm without bit changes
- Universal 1/4" hex shank fits lithium-ion, hand, and bench drills with anti-slip laser etching
- Includes warranty with replacement support from GRENPRO
