General description These HSS 5 Hex Shank Countersink Drill Bits are designed for precision and efficiency in countersinking fixing holes in wood, plastic, and even steel. The set includes 6 different diameter sizes, making it versatile for various applications. Technical specifications Material: High-speed steel coated with ultra-resistant titanium Sizes: 6mm, 8mm, 9mm, 12mm, 16mm, 19mm Length of each bit: 48 mm Quantity: 1 set of 6 drill bits Usage Ideal for countersinking fixing holes in wood or plastic Use the automatic needle punch to create a starting point, preventing screws and drill bits from slipping Other information Includes 1 free automatic needle punch Quick change with 64 mm hexagonal shanks for rapid loading