3-13mm HSS Titanium Coated Step Drill Bit
The 3-13mm HSS Titanium Coated Step Drill Bit can drill a range of different sized holes with just a single bit. This single bit will drill 13 different holes without the need to change to another bit. With each step of the drill you get larger and larger hole. It works great in making smooth, clean and perfectly round holes. Suitable for punch holes through sheet metal, steel plate, aluminum plate, brass or wood. This drill bit will meet your different needs perfectly. It is coated with titanium nitride with a surface hardness that makes it last 4 to 5 times longer than an ordinary step drill bit.
- Special step structure, can drill different size holes,
- No need for a pilot hole, can automatically deburr holes as you drill.
- Working with water cooling, can effectively extend the service life of bit
- High speed steel material, more durable. Titanium coated to reduce friction and run cooler
- Drilling speed 250--400 recommended.Widely used to cut holes in a variety of material like steel, wood, thin iron, aluminum alloy,insulation boards, PVC sheet,etc.
- Type : Hexagonal handle stepped drill 3-13MM
- Material: High speed steel 4241
- Size: 3-13MM : 3,4,5,6,7,8,9,10,11,12,13mm 11 steps
- 1X 3-13mm HSS Titanium Coated Step Drill Bit
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