Description:

1. Product material: high-speed steel 4241 (suitable for workpieces with a hardness of 25 or less, such as thin iron plates, insulating plates, wood boards).

2. Contains 3 specifications: 3mm-12mm, 4mm-12mm, 4mm-20mm.

3. Specification 3-12mm has 10 steps: 3mm, 4mm, 5mm, 6mm, 7mm, 8mm, 9mm, 10mm, 11mm, 12mm.

4. Specification 4-12mm has 5 steps: 4mm, 6mm, 8mm, 10mm, 12mm.

5. Specifications 4-20mm have 9 steps: 4mm, 6mm, 8mm, 10mm, 12mm, 14mm, 16mm, 18mm, 20mm.

6. Drill shank interface: Hex shank 6.35mm straight groove.

7. Product Features: This step drill is made of high-speed steel and has good quality. Can drill a variety of holes with a single drill.It is suitable for making holes in thin iron sheet, aluminum, insulation board, PVC board, wood, etc.

Packaging Details

·         Unit Type:piece

·         Package Weight:0.099kg (0.218lb)

·         Package Size:8cm x 5cm x 1.5cm (3.15in x 1.97in x 0.59in)

Packing List

3 * Drill Bit