HSS Step Drill Bit Set of 3 4-12mm 4-20mm 4-32mm Cone Titanium Wood Metal Hole Cutter Hex Shank Drive Quick Change Tool

[Widely Used]Perfect Step Drill Bits suitable for drill holes in various material: within 3mm/0.12 inch (Iron Plate, Copper Plate, Aluminum Plate); within 5mm/0.2 inch (Wood, PVC sheet, Insulation Boards). Not suitable for hard and brittle materials such as stainless steel, glass, tile floors, walls etc.
[Material]High speed steel More capable and durable.
[Easy Drilling]Two-Flute Design for smoother cutting. High Step design let you feel the stop and never drill bigger in mistake
Colour:Golden
Material:High speed steel
Package Contents:
1 x 4-12mm drill bit
1 x 4-20mm drill bit
1 x 4-32mm drill bit
1 x blue cloth bag
Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.

What's in the box
1 x 4-12Mm Drill Bit
1 x 4-20Mm Drill Bit
1 x 4-32Mm Drill Bit
1 x Blue Cloth Bag