Our shop is committed to providing high quality products and customer satisfaction, if you have any problems, please feel free to contact us and we will try our best to solve it for you!

Features:
☉ Made of high speed steel with titanium coating, wear-resistant and durable
☉ 3-Flat (3/8") shank is compatible with most electric drilling tools
☉ Laser engraved numbers increases step visiblity
☉ Double flute design, reduce drilling resistance, fast chip removal
☉ 118° separation point tip design for higher drilling efficiency
☉ Drills holes of various sizes without changing bits
☉ Suitable for drilling holes in soft metals such as aluminum, tin, copper, etc. It is also well suited for use on non-metallic materials such as PVC and wood. Note: Not suitable for hard metals such as steel.

Specification:
☉ Materials: High Speed Steel
☉ Shank Type: 3 Flat
☉ Tool Flute Type: Straight
☉ Finish Type: Titanium Nitride
☉ Cutting Angle String: 118 degrees
☉ Package List:
- 5 x Step Drill bit
- 1 x Aluminum Storage Box

Step Drill Bit Size:
☉ 1/4, 3/8, 1/2, 5/8, 3/4, 7/8, 1, 1-1/8, 1-1/4, 1-3/8 (inch)
☉ 3/16, 1/4, 5/16, 3/8, 7/16, 1/2, 9/16, 5/8, 11/16, 3/4, 13/16, 7/8 (inch)
☉ 1/4, 5/16, 3/8, 7/16, 1/2, 9/16, 5/8, 11/16, 3/4 (inch)
☉ 1/8, 5/32, 3/16, 7/32, 1/4, 9/32, 5/16, 11/32, 3/8, 13/32, 7/16, 15/32, 1/2 (inch)
☉ 3/16, 1/4, 5/16, 3/8, 7/16, 1/2 (inch)