Enhanced Drill Shank：The three-dimensional triangular design ensures a tight grip on electric drills, preventing slipping during drilling.
Efficient Drilling：U-shaped spiral grooves help to drill smoothly and effortlessly, making it convenient to use for various materials.
Versatile Application：Ideal for drilling glass, ceramic tile, plastic, wood, and more, making it a versatile tool for various projects.
Complete Set：This package includes 5 drill bits in different sizes to meet your various drilling needs, ensuring you have the right tool for the job.
Premium Material： Made of high-speed steel, these drill bits offer strong toughness and wear for long-lasting use.

Spec:
Item Type: Center Drill
Material: High Speed Steel
Color: Orange
Usage: Widely used in glass, ceramic tile, plastic, wood and other materials drilling
Type Total Length Working Length Vane/Wing Diameter Handle Diameter Total Weight
3mm 83mm / 3.3in 45mm / 1.8in 3mm / 0.1in 3mm / 0.1in 3.5g / 0.1oz
4mm 83mm / 3.3in 45mm / 1.8in 4mm / 0.16in 3mm / 0.2in 5.5g / 0.2oz
5mm 81mm / 3.2in 49mm / 1.9in 5mm / 0.2in 3mm / 0.3in 6.6 g / 0.23 oz
6mm 101mm / 4in 55mm / 2.2in 6mm / 0.24in 5mm / 0.2in 12.5g / 0.4oz
8mm 118mm / 4.6in 71mm / 2.8in 8mm / 0.3in 8mm / 0.3in 29.8g / 1.1oz
10mm 120mm / 4.7in 70mm / 2.8in 10mm / 0.4in 7mm / 0.28in 36.6g / 1.3oz
12mm 122mm / 4.8in 72mm / 2.8in 12mm / 0.5in 9mm / 0.35in 58.2g / 2.1oz

Package List:
1 x 3mm Drill Bit
1 x 4mm Drill Bit
1 x 5mm Drill Bit
1 x 6mm Drill Bit
1 x 8mm Drill Bit
1 x 10mm Drill Bit
1 x 12mm Drill Bit