Practical and durable coexistence stepped drill

When it comes to practical and durable tools, small devaluation stepped drill.

The current overall level drill using CBN grinding whole manufacturing, the main material for the high-speed steel, carbide, high precision machining, according to different processing conditions may be surface coating, to extend tool life, enhance tool durability.

Stepped drill machining for the automotive, aerospace, sheet metal processing, installation and maintenance of electrical and other industries, and products to meet high-altitude operations easy to carry with hand drills and other tools.

Tools Co., Ltd. Changzhou good to step drill is not only practical, durable, and affordable, material preferably, to understand the step drill product details, please call us!