Welcome to Sinolite Tools Limited!
1) Multi-purpose drill bit
Universal Drill
120 degree split point, sharpened carbide
Hex shank/quick shank for fast connection
2)Metric sizes: 3, 4, 5, 6, 7, 8, 9, 10, 11, 12mm
Inch sizes: 1/8", 5/32", 3/16" 7/32" 1/4", 9/32" 5/16" 11/32" 3/8" 13/32" 7/16" 15/32" 1/2"
3) Application: Universal drill on metal, harden steel, marble, granite, concrete, wood, PVC etc.