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3Pcs HSS Step Drill Bit Set 3-12/4-12/4-20mm Hex Shank Wood Metal
$20.32
Drill clean, precise holes in wood, metal, aluminum, and plastic with this versatile 3-piece HSS step drill bit set. The black nitride finish and hex shank help reduce slipping and improve durability.
- High-speed steel construction provides strength and long-lasting wear resistance.
- Three bits cover 3-12mm, 4-12mm, and 4-20mm ranges for a variety of hole sizes.
- Straight groove design clears material quickly for smooth, efficient cutting.
- Hex shank grips the chuck firmly to reduce slipping during use.
- Works on wood, aluminum, plastic board, insulating board, and other thin materials.
- Step markings make it easy to match the hole diameter you need.
Add this step drill bit set to your toolbox for fast, accurate holes on every project.