Product Guides
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DIN 333 Type A vs. Type B Center Drills: How to Choose the Right One
When engineers and buyers specify a DIN 333 center drill, one of the most common questions we receive is: "What's the difference between Type A and Type B — and which one do I actually need?" It's a fair question. Both types share the same 60° chamfer angle, follow the s...Read more -
What Are M42, M35, and M2 HSS Drill Bits? A Practical Guide to Choosing the Right Grade
When buyers ask us about HSS drill bits, one of the most common questions is: "What's the difference between M42, M35, M2 — and what about 4341?" It's a fair question. All of them are high-speed steel (HSS) materials, and on the surface, they look nearly identical. But t...Read more -
What Are Double-Ended Drill Bits?
Introduction In metal fabrication and industrial drilling, tool life and procurement cost are two of the most critical factors for buyers. Double-ended drill bits — also known as reversible drill bits or twin-point drill bits — offer...Read more -
Our New One-Piece Solid Hex Shank HSS Drill Bits
Jiacheng Tools is proud to announce a new product for the global market. We now offer a new One-Piece Solid Hex Shank HSS Twist Drill Bit. This tool is perfect for professional workers who use electric drills and impact drivers. We designed this product to be stronger an...Read more -
New M35 Parabolic Drill Boosts Drilling Efficiency by 2×
Jiacheng Tools, as a professional manufacturer of high-speed steel (HSS) cutting tools, excitedly to share our new innovation — the M35 Parabolic Drill Bit, designed for higher efficiency, precision, and durability in metal drilling applications. ...Read more -
Our Star Product: Pilot Point Drill Bits
At Jiacheng Tools, we focus on making stable high-quality cutting tools for our clients. We believe choosing the right drill bit is very important. It can affect the result of your whole project, no matter how big or small. ...Read more -
Multi-Cutting Edge Tip Drill Bits
At JIACHENG TOOLS, innovation is at the heart of everything we do. Today, we’re thrilled to introduce our popular product in drilling technology: Multi-Cutting Edge Tip Drill Bits. Engineered with precision and efficiency in mind, these state-of-the-art drill bits are po...Read more -
The Pilot Point Drill Bit That Redefines Precision And Efficiency
When precision meets innovation, groundbreaking tools are born. At JIACHENG TOOLS, we take pride in crafting solutions that empower professionals across the globe. Enter our popular products: Drill Bits with Pilot Point—a marvel of engineering that transforms ordinary dr...Read more -
Unlock Efficiency with Our Parabolic Flute Drill Bits
Looking to boost your drilling efficiency? Our parabolic flute drill bits are designed to take your productivity to the next level. With a unique wider and deeper flute design, these drill bits ensure faster chip removal and reduced heat, leading to a smoother and more e...Read more