Spiral Straight 4-22mm Step Drill Bits with Groove Conical Trend High-Speed Steel Video,Demo, How It Works & Features

Name: Spiral Straight 4-22mm Step Drill Bits with Groove Conical Trend High-Speed Steel
Uploaded: 2026-07-18T05:49:23+08:00
Description: Watch the Spiral Straight 4-22mm Step Drill Bits with Groove Conical Trend High-Speed Steel video demo to see how it works, key features, and real-use scenarios. A helpful video guide before you buy.

2026-07-10 3830

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Product Specifications

Model NO.:

ZK25Z

Customized:

Customized

Standard:

DIN, JIS, AISI, API

Length:

Taper-length

Type:

Step Drill Bit

Material:

High Speed Steel

Usage:

Wood Drilling, Metal Drilling

Brand Name:

Rromanstytool

Place of Origin:

China,Jiangsu

Use:

Metal Drilling

Customized Support:

OEM, ODM

Color:

Gold

Application:

Stainless Steel, Aluminum, Copper, Steel and Other

MOQ:

10 PCS

Package:

Plastic Tube

Raw Materials:

HSS

Coating:

Zinc

Trademark:

RROMANSTYTOOL

Transport Package:

Plastic Packing

Specification:

4-22mm

Origin:

China

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