HSS-Co Cobalt Twist Drill Bit Set -19pc
Heller HSS Drill Set - Cobalt Metric Range: 1-10mm Includes 19 pieces 1.0mm, 1.5mm, 2.0mm, 2.5mm, 3.0mm, 3.5mm, 4.0mm, 4.5mm, 5.0mm, 5.5mm, 6.0mm, 6.5mm, 7.0mm, 7.5mm, 8.0mm, 8.5mm, 9.0mm, 9.5mm, 10.0mm, Heller uses only select HSS steels for its metal drill bits. Heller always lets the demands of the professional user be its guide.
