1Set 4-12/20/32Mm Hss Hex Shank Step Drill Bit High Step Steel Hole Cutter
**Description:
4-12/20/32mm Hex Shank Spiral Groove Step Cone Drill Bit Hole Cutter
Specification:**
Material: High speed steel
Suitable for workpieces with a hardness of 25° or less, such as carbon steel
Cutting material: thin iron plate, aluminum material, insulating board, PVC board wood, thickness within 4mm
Features:
Two flute design provides faster, smoother and cleaner cuts.
Perfect for home DIY and general building / engineering use.
Suitable for using to cut holes in a variety of materials including steel, brass, wood, plastic, etc.
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Package Included:
1Set ; x Step Drill