Established for over 30 years, C&A HARDWARE TOOLS GENERAL MANUFACTORY exported products to continents all over the world including Europe, Asia, America, Australia, and Africa.Most of our manufacturing plants are ISO 9000 certified, and most of our products are TUV CE, GS certified.
First, have you ever wondered what the small hole on the tape measure is for? This hole is also called the eye of a tape measure. It can hel
The claw hammer is a labor-saving lever. The power arm is larger than the resistance arm, and the power is less than the resistance when bal
1. Determine the feed rate: the feed rate is generally based on experience. From a numerical point of view, it is generally 0.08-0.12mm/revo