[4.2X10mm 2 pieces]
[2.8X8mm 2 pieces]
[3.2x8mm 1 piece]
Specifications:
Product Name: Countersunk Cone Drill Bit
Material: Alloy steel
Drill blade diameter: 0.1 inch (2.8 mm)
Countersunk screw diameter: 0.3 inches (8
Package included: 2 pcs
Description:
(High Hardness) Drill bits are made of alloy steel, so they have a high hardness and have good abrasion resistance and long life.
[Cone Drill Bit] Drill smooth countersunk holes at once with a drill bit, insert screws into the surface of the workpiece to make your workpiece more beautiful.
[Various Uses] Can be used for drilling and chamfering processing for woodworking without changing the drill and bit, or for underhole processing of countersunk screws. Can be used for custom automobiles, custom motorcycles, DIY, carpentry, ironwork, aluminum, stainless steel, and other scenarios.