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Titanium-coated straight flute step drill

4-39mm round shank

Titanium-coated straight flute step drill

Product Features：

Can drill up to 39 precise stepped holes of different diameters in a single operation. The straight-flute design ensures smooth chip removal when machining short-chipping or brittle materials such as cast iron, cast aluminum, laminated boards, and thermoplastics, and is not prone to edge adhesion or clogging, providing good hole wall finish.

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Product Features

Material:

High-speed steel

Surface:

Titanium coating

Product Parameters

Diameter（∅）mm	Total length（L）mm	Handle diameter（∅）mm
4-39	106	10

Applicable

Scenarios

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About Us

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...