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Specification
| 规格 For thread | 直径 Step φmm | 直径 Counler sirkerφmm | 刃长 Flule Length mm | 刃长 Flute Length mm | 总长 Tolallenth mm |
| M3 | 3.2 | 6.0 | 9.0 | 57.0 | 93.0 |
| M4 | 4.3 | 8.0 | 11.0 | 75.0 | 117.0 |
| M5 | 5.3 | 10.0 | 13.0 | 87.0 | 133.0 |
| M6 | 6.4 | 11.5 | 15.0 | 94.0 | 142.0 |
| M8 | 8.4 | 15.0 | 19.0 | 142.0 | 169.0 |
| M10 | 10.5 | 19.0 | 23.0 | 135.0 | 198.0 |
| 规格 For thread | 直径 Slep φmm | 直径 Counler sinkerφmm | 刃长 Flute Length mm | 刃长 Flute Length mm | 总长 Tolal lenth mm |
| NO.4 | 1360" | 7/12 | 3/8" | 2-1/2" | 3-3/4" |
| NO.5 | 141 | 228 | 3/8 | 2-5/8 | 3-7/8 |
| N0.6 | 150 | 1/4 | 1/2 | 2-3/4 | 4 |
| NO.8 | 178 | L | 1/2 | 2-15/16 | 4-1/4 |
| NO.10 | 204 | Q | 5/8 | 3-7/16 | 4-3/4 |
| 1/4" | 9/32 | 13/32 | 11/16 | 3-7/8 | 5-1/4 |
| 5/16 | 11/32 | 1/2 | 3/4 | 4-1/2 | 6 |
| 3/8 | 13/32 | 19/32 | 7/8 | 5-3/16 | 7-1/8 |
| 7/16 | 15/32 | 11/16 | 1 | 5-5/8 | 7-5/8 |
| 1/2 | 17/32 | 25/32 | 1 | 3-1/4 | 5-1/8" |
| 5/8 | 21/32 | 31/32 | 1 | 3-7/8 | 5-7/8" |
| 规格 For thread | 直径 Step φmm | 直径 Counter sirkersmm | 刃长 Flute Length mm | 刃长 Rute Length mm | 总长 Total lenth mm |
| M3 | 3.4 | 6.0 | 9.0 | 57.0 | 93.0 |
| M4 | 4.5 | 8.0 | 11.0 | 75.0 | 117.0 |
| M5 | 5.5 | 10.0 | 13.0 | 87.0 | 133.0 |
| M6 | 6.6 | 11.5 | 15.0 | 94.0 | 142.0 |
| MB | 9.0 | 15.0 | 19.0 | 142.0 | 169.0 |
| M10 | 11.0 | 19.0 | 23.0 | 135.0 | 191.0 |
| 规格 For thread | 直径 Step φmm | 直径 Counter sinker* mm | 刃长 Flute Langl mm | 刃长 Flute Length mm | 总长 Total lenth mm |
| NO.4 | 1360" | 7/32 | 3/8" | 2-1/2" | 3-3/4" |
| NO.5 | 141 | 228 | 3/8 | 2-5/8 | 3-7/8 |
| NO.6 | 150 | 1/4 | 1/2 | 2-3/4 | 4 |
| NO.8 | 178 | L | 1/2 | 2-15/16 | 4-1/4 |
| NO.10 | 204 | Q | 5/8 | 3-7/16 | 4-3/4 |
| 1/4" | 9/32 | 13/32 | 11/16 | 3-7/8 | 5-1/4 |
| 5/16 | 11/32 | 1/2 | 3/4 | 4-1/2 | 6 |
| 3/8 | 13/32 | 19/32 | 7/8 | 5-3/16 | 7-1/8 |
| 7/16 | 15/32 | 11/16 | 1 | 5-5/8 | 7-5/8 |
| 1/2 | 17/32 | 25/32 | 1 | 3-1/4 | 5-1/8" |
| 5/8 | 21/32 | 31/32 | 1 | 3-7/8 | 5-7/8" |


