HSS Cobalt weld spot drill bit

HSS Cobalt weld spot drill bit

1:The weld spot drill bit is ideal for separating spot welds and resistance spot welding panels without distorting the sheet metal.

2:Special grade high speed steel cobalt mix is designed for long service life to withstand quick speed running rate.

3: Heat resistant titanium coating withstands high-performance metal and wood drilling when used in high temperature environments.

4: Flat ground surface on bottom half of bit provides additional strength and chuck hold on any welding drill.

Size: 6mm, 6.5mm, 8mm, 10mm