2Pcs 4-16.5mm HSS Step Drill Bit High Speed Steel Triangular Handle Spiral Groove Step Drill Bit

Descriptions:

4-16.5mm High Speed Steel Triangular Handle Spiral Groove Step Drill Bit

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Specifications:

Color: Silver(as picture shown)

Material: High Speed Steel

Size: Approx. 122 X 98 X 12mm

Steps (7 steps): 4 / 6 / 8 / 10 / 12 / 14 /16.5mm

Shank Diameter: 12mm

Scop: Thin iron plate,aluminum, PVC panels ;

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Features:

- High speed steel, durable.

- Multiple gauge aperture.

- Widely used, deburring, chamfering, open round hole.

- Processing range: aluminum, iron, ordinary steel plate, thickness less than 5 mm (can be used for bench drills)

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Package Included:

2 x Step Drill

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