Premium HSS Twist Drill Bits Manufacturer

About JIACHENG TOOLS

Since our establishment in 2011, JIACHENG TOOLS has been a professional practitioner in the field of High-Speed Steel twist drill bits. Our modern production base spans 12,000 square meters with an annual output value of 150 million RMB and over 100 experienced employees.

We focus on the research, development, production, and sales of high-performance HSS twist drill bits, serving industries such as automotive, aerospace, construction, and metal fabrication.

Exported to USA, Germany, Russia, Brazil, Middle East & 19+ regions

Supplier for over 20 international tool brands

Core values: Innovation, Excellence, Cooperation, Win-Win

15+ Years

of Industry Excellence

Our Products

We offer a diverse range of high-speed steel twist drill products and specifications to meet different standards, special processes, and personalized customization needs.

Multipurpose Sheet Processing Step Drills

Material: HSS M35, M2, 4241
Size: 4–32mm, 1/8″ to 1-3/8″
Flute: Straight, Spiral
Shank: 3-Flat, Hex
Finish: Bright, Amber, Titanium, Black Oxide

Fully Ground HSS Twist Drill Bits

Material: M42, M35, M2, 4341
Size: 0.8–25.5mm, #1–#90, A-Z
Standard: DIN 338, DIN 340, DIN 1897
Point Angle: 118°, 135° split
Finish: Titanium, Rainbow, Black&Gold

Cobalt High-Speed Steel Drill Bits

Material: HSS CO8 M42 (8% Co), M35 (5% Co)
Size: 0.8–25.5mm, 1/16″–1″
Standard: DIN 338, DIN 340
Point Angle: 118°, 135° split
Shank: Straight, Tri-Flat, Hexagon

Industrial Titanium Drill Bits

Material: M42, M35, M2
Coating: Industrial Titanium
Size: 0.8–25.5mm, #1–#90
Standard: DIN 338, DIN 1897
Point Angle: 118°, 135° split

Parabolic Flute HSS Drill Bits

Material: M35, M2, 4341
Size: 3–13mm, 1/8″–1/2″
Standard: DIN 338, Jobber Length
Surface: Bright, Black Oxide, Titanium
Feature: Rapid chip removal

Pilot Point Drill Bits

Material: M42, M35, M2
Size: 3–13mm, 1/8″–1/2″
Shank: Straight, Tri-Flat, Hexagon
Surface: Amber, Titanium, Rainbow
Feature: Guided precision drilling

Multi-Cutting Edge Tip Drill Bits

Material: M42, M35, M2
Point Angle: 135° split
Size: 3–13mm
Shank: Straight, Tri-Flat
Standard: DIN 338, DIN 340

Reduced Shank Drill Bits

Type: Silver and Deming
Material: HSS
Application: Heavy-duty drilling
Finish: Bright, Black Oxide
Shank: Reduced diameter

Why Choose JIACHENG TOOLS?

🔧

Advanced Technology

Utilizing international production standards and precision CNC grinding for consistent quality.

🌍

Global Reach

Exported to 19+ countries including USA, Germany, Russia, and Brazil.

🏆

Trusted Supplier

Official supplier for over 20 international tool brands and OEM partners.

🔬

R&D Focus

Continuous innovation in coatings, geometry, and materials for superior performance.

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