Made of fine quality material, practical, easy to install and use, wide application range, has a long service life.

Features:
Made of fine quality material, 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 in hand drills, bench drills. 
Provides smooth and accurate drilling in tile, glass, brick wall, wood, plastic and so on.

Specifications:
Material: alloy
Color: red+silver
Quantity: 5pcs
Cutting diameter: 6mm, 6mm, 8mm, 10mm, 12mm
Total length:
6mm cutting diameter: 100mm / 3.9in
8mm cutting diameter: 112mm / 4.4in
10mm cutting diameter: 117mm / 4.6in
12mm cutting diameter: 121mm / 4.8in
Working length:
6mm cutting diameter: 53mm / 2.1in
8mm cutting diameter: 65mm / 2.6in
10mm cutting diameter: 70mm / 2.8in
12mm cutting diameter: 70mm / 2.8in
Shank diameter:
6mm cutting diameter: 4.5mm / 0.2in
8mm cutting diameter: 6mm / 0.2in
10mm cutting diameter: 7.5mm / 0.3in
12mm cutting diameter: 9mm / 0.4in
Item weight:
6mm cutting diameter: 12g / 0.4ounce
8mm cutting diameter: 27g / 1.0ounce
10mm cutting diameter: 37g / 1.3ounce
12mm cutting diameter: 60g / 2.1ounce
Package size: 140 * 60 * 35mm / 5.5 * 2.4 * 1.4in
Package weight: 200g / 7.1ounce

Package list:
5 * 6-12mm Drill Bit

6mm=12.7G
8mm=24G
10mm=44G
12mm=45G
 
6+6+8+10+12五支盒装172克

3+4+5+6+8+10+12三角头7PC盒装164克

10只，1盒，拍的时候注意按10只起拍，便于装箱方便运输。否则运输途中容易造成盒子破损。

塑盒装4PC：6 8 10 12重量：170g

塑盒装5PC：3 4 6 8 10 重量：120g

塑盒装5PC：4 5 6 8 10 重量：125g
塑盒装5PC：6 6 8 10 12 重量：175g
塑盒装7PC：3 4 5 6 8 10 12 重量：179g
塑盒包装尺寸：16*7*1.5cm

 套装三角头

自封袋装4PC：6 8 10 12 重量：120g

自封袋装5PC：3 4 6 8 10 重量：75g

自封袋装5PC：4 5 6 8 10 重量：80g
自封袋装5PC：6 6 8 10 12 重量：130g
自封袋装7PC：3 4 5 6 8 10 12 重量：135g

自封袋装8PC：3 4 5 6 8 10 12 重量：160g
自封袋装9PC：3 4 5 6 8 10 12 14 16 重量：240g

自封袋装10PC：3 4 5 6 8 10 12 14 16 重量：300g

自封袋包装尺寸：14*2.5*2.5cm

新升级包装不易摔坏。另加一层气泡袋包装。