FREE: 4-22MM HSS 4241 Hex Titanium Cone Drill Bit Hole Cutter For Sheet Metal

The listing, 4-22MM HSS 4241 Hex Titanium Cone Drill Bit Hole Cutter For Sheet Metal has ended.

Color: golden

Material: HSS

Surface: titanium coated

Features: Cone Design, Useful Tool, 4-22mm Cutter

Standard: 4-22mm (4, 6, 8, 10, 12, 14, 16, 18, 20, 22mm)

The ladder of its unique structure, a bit can open a variety of specifications of aperture

Do not need to use center punch, compared with the ordinary twist drill is not easy to be broken

Deburring, chamfering, elliptic hole enlargement, twist drill, the function of them was unable, but it is possible

The use of tools: drill, bench drill. Work while water cooling, can effectively extend the service life of drill bit, recommend drilling rate of 250-250 RPM

Cutting material: sheet iron plate, aluminum, wood, insulation boards, PVC plate thickness within 5mm. Use a drill to make a variety of eyelets
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