This master assortment of high speed steel twist drills covers 18 wire gauge sizes from #75 to #58 (0.533 mm–1.067 mm / .0210"–.0420") in a single organized kit. The set contains 220 drills total — 10 of each size — with 20 each of the most popular sizes: #60, #64, #67, and #70. The plastic storage box is labeled with drill sizes and part numbers for fast identification, easy restocking, and streamlined bench organization.
| Material | High Speed Steel (HSS) |
|---|---|
| Drill Type | Twist Drill |
| Size Range (Wire Gauge) | #75–#58 |
| Size Range (mm) | 0.533 mm–1.067 mm |
| Size Range (inch) | .0210"–.0420" |
| Number of Sizes | 18 |
| Total Piece Count | 220 |
| Storage | Labeled plastic box |
| Drill # | MM Diameter | Inch Diameter | Closest Metric |
|---|---|---|---|
| #75 | 0.533 mm | .0210" | N/A |
| #74 | 0.572 mm | .0225" | N/A |
| #73 | 0.610 mm | .0240" | 0.6 mm |
| #72 | 0.635 mm | .0250" | N/A |
| #71 | 0.660 mm | .0260" | N/A |
| #70 | 0.717 mm | .0280" | 0.7 mm |
| #69 | 0.744 mm | .0293" | N/A |
| #68 | 0.787 mm | .0310" | N/A |
| #67 | 0.813 mm | .0320" | 0.8 mm |
| #66 | 0.838 mm | .0330" | N/A |
| #65 | 0.889 mm | .0350" | N/A |
| #64 | 0.914 mm | .0360" | 0.9 mm |
| #63 | 0.940 mm | .0370" | N/A |
| #62 | 0.965 mm | .0380" | N/A |
| #61 | 0.991 mm | .0390" | N/A |
| #60 | 1.016 mm | .0400" | 1.0 mm |
| #59 | 1.041 mm | .0410" | N/A |
| #58 | 1.067 mm | .0420" | N/A |
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