Artu Usa 01435 Porcelain Tile Pilot Drill Bit, 1/4

Highlights:

• 1/4 diameter
• Max. RPM : 400-600
• For rotary drilling only
• 5/32 pilot bit must be used first
• Operate drill motor 400-600 RPM
• Cobalt and Tungsten carbide tip
• Chrome vanadium steel shank
• Ideal for drilling porcelain tiles up to a scratch hardness of 8
• Cuts nice. clean holes with very little or no chipping
• Carded