Features:

1. Made of high quality steel with high hardness, sturdy and superior drilling performance.

2.Rustproof, stable and durable.

3. The drill sleeve can automatic position center, which can improve the efficiency of hinge punching.

4. Sawdust will be automatically discharged from the top of the holes on both sides, without drill blocked.

5. Perfect carpenter tool for wooden doors, cabinets, windows, etc.

Specification:

Product Name: Hinge Drill Bit Set

Color: /silver/multicolor

Material: Steel + Aluminum alloy

Dimensions: 5/64", 7/64", 9/64", 11/64", 13/64", 1/4", 5mm

Self Centering Hinge Drill Bits:

5/64": Hole diameter is about 1.9 mm, which is suitable for self-tapping screws of 2.2-2.8 mm.

7/64": Hole diameter is about 2.7 mm, which is suitable for self-tapping screws of 3-3.5 mm.

9/64": Hole diameter is about 3.5 mm, which is suitable for self-tapping screws of 4-4.5 mm.

11/64": Hole diameter is about 4.3 mm, which is suitable for self-tapping screws of 5-5.5 mm.

5mm: Hole diameter is about, which is suitable for self-tapping screws of 5.5-6mm.

13/64": Hole diameter is about 5.1mm, which is suitable for self-tapping screws of 6-6.5mm.

1/4": Hole diameter is about 6.35mm, which is suitable for self-tapping screws of 7-7.5mm .

Package Includes:

7 pcs Self Centering Hinge Drill Bits

1 pcs Hex Keys