Made of fine quality material, this set of drilling bit is practical, easy to install and use, has wide application range and a long service life.
Features:
Made of fine quality hard alloy, low resistance, high hardness, improving work efficiency.
The design of triangle shank makes the clamping more tight and does not slip.
Spiral groove is smooth and flat, and the drilling is smoother.
Strong toughness and wear resistance, can be installed on hand drills and bench drills.
Provides smooth and accurate drilling in ceramic tile, glass, brick wall and vitrified tile.
Specifications:
Quantity: 5pcs / 6pcs / 7pcs / 8pcs (Optional)
5pcs: 3-10 (3/4/6/8/10mm)
6pcs: 4-12 (4/5/6/8/10/12mm)
7pcs: 3-12 (3/4/5/6/8/10/12mm)
8pcs: 3-12 (3/4/5/6/7/8/10/12mm)
Material: Hard alloy
Color: Silver+blue
Size: (cutting diameter/total length/working length/shank diameter)
3mm * 80mm * 40mm * 3mm
4mm * 80mm * 40mm * 3mm
5mm * 80mm * 40mm *4mm
6mm * 100mm * 50mm *4.5mm
7mm * 120mm * 70mm * 6mm
8mm * 120mm * 70mm * 6.5mm
10mm * 120mm * 70mm * 7.5mm
12mm * 120mm * 70mm*9mm
Package Size: 14.5 * 4.5 * 2.5cm / 5.71 * 1.78 * 0.98in
Package List:
5/6/7/8 * Drill Bit