Type:Twist Drill Bit 1. Drill bit set for wood, plastic and aluminum. 2. Ideal for DIY, home and general building/engineering using. 3. Can not use for stainless steel material. 4. Containing sizes：1 mm, 1.5 mm, 2 mm, 2.5 mm, 3 mm. 5. Material :high speed steel with titanium coated coated.
Packing list: Size 1.0mm, total length 3.5cm x 10 Size 1.5mm, total length 4cm x 10 Size 2.0mm, total length 5cm x 10 Size2.5mm, total length 5.5cm x 10 Size 3.0mm, total length 6cm x 10
