Metal Drill Bit Set 25 Piece Cobalt Drill Set Metric (1mm-13mm x 0.5mm).

Klutch 135 Cobalt Coated Steel Drill Bit Set 29 Pc

Metal drill bit set 25 piece cobalt drill set metric (1mm-13mm x 0.5mm) i have used the ttp-hard-drills and personally feel that they are some of the highest quality drill bits i have ever used. Manufactured from Tungsten and Molybdenum for increased Hardness and with Cobalt added to ensure superior heat resistance these drill bits are Guaranteed to perform in the most demanding of Applications.