Description
High Speed Steel (HSS) Drill – Wire Gauge
Screw machine drill with wider flutes. Made of high speed steel. Applicable for drilling in steel, cast steel, alloyed and non-alloyed, grey cast iron, graphite, malleable cast iron.
Made specially for the high end manufacturing industry, these are more than capable for jewelry applications in non-ferrous materials.Â
These drills are custom made by one of the leading tool and die manufacturers in the world, exclusively for Pepetools in the jewelry industry.
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Size | Inches | Metric | Flute Length |   Total Length  |
43 | .0890″ | 2.26mm | 3/4″ | 1 3/4″ |
44 | .0860″ | 2.2mm | 3/4″ |
1 3/4″ |
45 | .0820″ | 2.08mm |
3/4″ |
1 3/4″ |
46 | .0810″ | 2.06mm |
3/4″ |
1 3/4″ |
47 | .0785″ | 1.99mm |
3/4″ |
1 3/4″ |
48 | .0760″ | 1.93mm | 11/16″ | 1 11/16″ |
49 | .0730″ | 1.85mm |
11/16″ |
1 11/16″ |
50 | .0700″ | 1.77mm |
11/16″ |
1 11/16″ |
51 | .0670″ | 1.70mm |
11/16″ |
1 11/16″ |
52 | .0635″ | 1.6mm | 11/16 | 1 – 11/16 |
53 | .0595″ | 1.5mm | 5/8 | 1 – 5/8 |
54 | .0550″ | 1.39mm | 5/8 | 1 – 5/8 |
55 | .0520″ | 1.32mm | 5/8 | 1 – 5/8 |
56 | .0465″ | 1.18mm | 1/2 | 1 – 3/8 |
57 | .0430″ | 1.09mm | 1/2 | 1 – 3/8 |
58 | .0420″ | 1.07mm | 1/2 | 1 – 3/8 |
59 | .0410″ | 1.04mm | 1/2 | 1 – 3/8 |
60 | .0400″ | 1.01mm | 1/2 | 1 – 3/8 |