Hss High Speed Steel Titanium Hex Shank Step Drill Bit Cone Hole Cutter For Steel Wood Drilling

After-sales service captain mary provides new and high-quality products to make your shopping happy. After receiving the goods, if you do not understand the use of any products, or have product after-sales problems, please feel free to contact customer service, we are very happy to solve the problem for you!. brand introduction Guarantee: the highest quality, the best price, the fastest service, the most pleasant cooperation. Name: Steel drill bit. Scope of application: It is very suitable for cutting various materials, including steel, brass, wood, plastic, etc. Specification parameters: 1. Material: High-speed Steel. 2. Color: Gold. 3. Size: 3-12mm/4-12mm/4-20mm. Function Features): 1. This is a new high-speed steel-step large-step dental wheel drilling titanium drill head pores. 2. Made of high-quality high-speed steel, surface titanium plating to reduce friction and fever. 3. It is very suitable for cutting various materials, including steel, brass, wood, plastic, etc. 4. High-spee