Feature

●Increase the cutting speed through automatic centering to prevent walking
●Suitable for hardness under 28° artifacts, plate thickness below 5 mm Tool holder type: triangular handle
●It can be cooled with water when working, and it can even be used for a longer period of time. You can use a drill for different apertures
●No center punch is required. Compared with ordinary twist drills, it is not easy to break, and can be used for deburring, chamfering and opening
●Recommended drilling speed is 250--400 rpm


Description

Remove debris faster and discharge particles easily
Suitable for hardness under 28° artifacts, plate thickness below 5 mm
It can be cooled with water when working, or even longer
You can use one drill for different apertures
No center punch is required. Compared with ordinary twist drills, it is not easy to break, and can be used for deburring, chamfering and opening
Recommended drilling speed is 250--400 rpm

Material: HSS6542
Tool holder type: triangular handle
Type: Spiral groove
size:
003: 9 steps from 4mm to 12mm (4mm, 5mm, 6mm, 7mm, 8mm, 9mm, 10mm, 11mm, 12mm) Handle diameter 6mm

002: 4mm to 20mm 9 steps (4mm, 6mm, 8mm, 10mm, 12mm, 14mm, 16mm, 18mm, 20mm) handle diameter 8mm

001: 15 steps from 4mm to 32mm (4mm, 6mm, 8mm, 10mm, 12mm, 14mm, 16mm, 18mm, 20mm, 22mm, 24mm, 26mm, 28mm, 30mm, 32mm) handle diameter 10mm