21 Pieces Drill Set 21Pcs/21-Piece Twist Drill Bit Set 5% Cobalt HSS M35 Fully G
21 Pieces Drill Set 21Pcs/21-Piece Twist Drill Bit Set 5% Cobalt HSS M35 Fully Ground 1/16″ to 3/8″X64Th Fractional; JBS35G10R021S. Premium 5% Cobalt High Speed Steel M35 provides all drills power cutting, impressive performace and long tool life.