Description

. Suitable for drilling in tough material, including aluminium, cast iron, brass, copper, magnesium alloy, plastics, etc. It includes 5 kinds of hole to meet your professional need: 16mm/18. Industrial grade high-speed steel for higher durability and sturdiness. for DIY, home and general building/engineering use. Applicable to hand-held electric drill, vertical electric drill and mobile belt magnetic drilling machine.5mm/20mm/25mm/30mm, each size comes with one piece. This is a professional 13-PCS drill bit set

Feature

- Mainly for drilling wood, plastic, fiberglass, and metal alloy including copper, aluminum, tool steel, cast iron, and heavy-duty abrasive alloy metal, etc.
- Hole drill bits size: 16mm/0.62inch, 18.5mm/0.72inch , 20mm/0.78inch , 25mm/0.98inch , 30mm/1.18inch
- Applicable to hand-held electric drill, vertical electric drill and mobile belt magnetic drilling machine.

- High-speed steel with tungsten coating treatment, tougher and more abrasion resistant for longer working life and high work efficiency.
- 5 sizes of hole to meet your different needs. for DIY, home and general building/engineering use.
- Sawtooth hole designed drill bits, smooth and , high precision, increase drilling speed.
- Color: Mainly silver
- Material: HSS
hole kit

5 x HSS High Steel Drill Bit

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