17PCS reduced shank HSS twist drill bits set with tin-coated in box

1.The drill bit is made of high-speed steel (HSS), known for its durability and heat resistance, making it suitable for drilling in a variety of materials, including metal, wood, and plastic.

2.The drill bit features a reduced shank design that fits into standard 3/8-inch and 1/2-inch drill chucks, providing versatility and compatibility with different drilling equipment.

3.Tin plating on drill bits enhances their performance by reducing friction, heat build-up and chip welding, thereby increasing durability and extending tool life. 

4.This set includes a variety of drill bit sizes, providing versatility for drilling different hole diameters and adapting to a variety of applications and materials.

5.This set comes in a storage box or case to organize, protect and easily transport bits.