News
-
Full Ground vs. Roll Forged Drills: What’s the Difference and Choosing Right
When browsing through catalogs of High-Speed Steel (HSS) drill bits, you will frequently encounter two main descriptions regarding their manufacturing process: "Roll Forged(RF)" and "Full Ground (FG)". At Jiacheng Tools, we believe an informed customer is o...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 -
The “Resource Iron Curtain”: Why Tungsten and Cobalt Markets Are Breaking Apart
1.What is Happening Right Now? It is the first week of January 2026. The world for buying metals just changed completely. We can call this the "Resource Iron Curtain." For the last twenty years, we could buy metals like Tungsten or...Read more -
What determines the price of drills and taps?
In the industrial market, many customers often have questions like: Why do some drill bits or taps look very similar but have so big differences on price? Especially in these two years, many clients have clearly noticed obvious fluctuations in cutting tools...Read more -
Why Drilled Holes Are Always Oversized? Understanding Drill Bit “Runout”
Hello everyone! If you often do hole machining projects, do you often have questions like: Why my 10mm drill bit produce a 10.1mm hole? or Why my drill bits break so easily? In most situations, the problem isn't insufficient drill bit hardness, but an invisible killer- r...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 -
China International Hardware Show 2025 in Shanghai
Last week, we participated in the China International Hardware Show 2025 (CIHS 2025), held from October 10–12 at the Shanghai New International Expo Centre (SNIEC). The 3-day event brought together over 2,800 exhibitors across 120,000 square meters of exhibition space an...Read more -
What is the drill point angle?
What is the drill point angle? It describes the angle formed at the drill tip, which directly influences how the bit enters the material. Different angles are designed to optimize performance across various materials and drilling con...Read more -
Common Drill Bit Standards: DIN338, DIN340, and More
What Are Drill Bit Standards? Drill bit standards are international guidelines that specify the geometry, length, and performance requirements of drill bits. Generally, they are mainly different in flute length and overall length. Th...Read more