KEO Countersink: 110°, 1 Flute, 1/8 in Body Dia, 1/8 in Shank

The KEO 53181 is a fast-cutting single-flute countersink designed for deburring and chamfering holes in metal. Its 110° included angle suits countersinking for flat-head screws. Common applications include automotive, aerospace, and general machining where precise, clean edges are required.

The KEO 53181 is a 110° countersink with one flute, a 1/8 in body diameter, and a 1/8 in shank. It is made from high-speed steel (HSS) for durability. The manufacturer part number is 53181, and it is designed for fast cutting in ferrous and non-ferrous materials.

3G Electric supplies the KEO 53181 countersink worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we source and deliver this KEO tool to meet your production needs.

Select a KEO countersink based on hole size, material, and desired chamfer angle. For flat-head screws, use a 110° angle like the 53181. Match the body diameter to the hole size and ensure the shank fits your tool holder. For hard materials, HSS provides good wear resistance.