Profession Factory HSS M35 Spot Weld Drill Bits

• Specifically designed for the abuse of spot weld drilling.
• Precise nibbed pilot tip design increases accuracy and prevents slipping when held down for marking purposes.
• Heat resistant titanium coating withstands high-performance metal and wood drilling when used in high temperature environments.
• Special grade high speed steel cobalt mix is designed for long service life.
• It is commonly used for locating spot welds in automobile frames.