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| Hex shank twist drills | ||||||
| Norm: Enterprise Standard | ||||||
| Material: HSS, HSS-E |
| DIN338, Jobber length | ANSI B94, Jobber length | |||||
| Size | Flute Length | Overall Length | Size | Flute Length | Overall Length | |
| d | l | L | d | l | L | |
| 1.5 | 18 | 61 | 1/16" | 22.5 | 67.5 | |
| 2 | 24 | 70 | 5/64" | 26 | 71 | |
| 2.5 | 30 | 78 | 3/32" | 32 | 77 | |
| 3 | 33 | 82 | 7/64" | 39 | 87 | |
| 3.2 | 36 | 86 | 1/8" | 41 | 90 | |
| 3.5 | 39 | 91 | 9/64" | 45 | 93 | |
| 4 | 43 | 96 | 5/32" | 52 | 99 | |
| 4.5 | 47 | 101 | 11/64" | 55 | 103 | |
| 4.8 | 52 | 107 | 3/16" | 60 | 109 | |
| 5 | 52 | 107 | 13/64" | 64 | 113 | |
| 5.5 | 57 | 114 | 7/32" | 66 | 116 | |
| 6 | 57 | 114 | 15/64" | 69 | 119 | |
| 6.5 | 63 | 122 | 1/4" | 72 | 123 | |
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