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10-45 triangular shank

Spiral Stair Drill

Product Features：

High-speed steel is suitable for hardness below 25, such as carbon steel and thin iron plates. Surface treatment significantly improves the hardness, wear resistance, and anti-adhesive properties of the drill bit surface, extending its service life.

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Step drill: chamfering tool
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Hesheng Tools

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Product Features

Material:

High-speed steel

Surface:

Nitriding

Applicable

Scenarios

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About Us

Titanium-coated straight flute step drill

Company profile

Danyang Hesheng Tools Co., Ltd. is a manufacturing enterprise focusing on the R&D and production of non-standard hardware and cutting tools. Its main products include step drills, countersunk drills, Fried Dough Twists drills, chamferers, wire taps, saw blades, etc. The company has introduced CNC lathes, CNC milling machines, grinding and polishing equipment, and environmentally friendly vacuum treatment systems to continuously improve its production process level...