6pcs 60 Degrees Countersink HSS Drill Bit 3 Flute Chamfering Cutter End Mill Tool Round Shank Deburring Set 6.3-20.5mm

end mill

• end mill
• Size Including: 6.3mm 8.3mm 10.4mm 12.4mm 16.5mm 20.5mm
• Countersink is made of high quality material high hardness wide application sharper longer lasting can be used for thin metal wood fiberboard plastic carbon steel iron aluminum etc.
• Countersink drill set provide smooth cutting edge and remove burrs perfectly. It has the advantages of wear-resistant and durable high bevel circlip fine chamfering etc.
• The drill bits of standard sizes are compatible with all kinds of common drill and drilling machine including vertical drilling machine.
• Countersink drill bit for metal uses a suitable front angle design rust and corrosion resistance exquisite and beautiful taking into account the edge strength and sharpening strength the use of large core diameter increased tool rigidity countersink cutting ability.