
(Continued) SPEED FEED CARBIDE WD1 30˚ P313 3D, Coolant-Through Cutting Diameter Tolerance (m7)
Size mm inch
D=3 +0.002 / +0.012 +0.0001 / +0.0005 3<D≤6 +0.004 / +0.016 +0.0002 / +0.0006 6<D≤10 +0.006 / +0.021 +0.0002 / +0.0008 FL 10<D≤18 +0.007 / +0.025 +0.0003 / +0.0010
R Thinning L 18<D≤20 +0.008 / +0.029 +0.0003 / +0.0011
| Diameter | Flute | Overall | Shank | |
| EDP | Length | Length | Diameter |
Number Fractional
| Size | Wire Gage | Letter Size | mm | d L FL Inch | |
| HP253-4016 | - | - | - | 10.20 | 0.4016 |
| HP253-4055 | - | - | - | 10.30 | 0.4055 |
| HP253-4063 | 13/32 | - | - | 10.32 | 0.4063 |
| HP253-4094 | - | - | - | 10.40 | 0.4094 |
| HP253-4134 | - | - | - | 10.50 | 0.4134 |
| HP253-4173 | - | - | - | 10.60 | 0.4173 |
| HP253-4213 | - | - | - | 10.70 | 0.4213 |
| HP253-4220 | 27/64 | - | - | 10.72 | 0.4220 |
| HP253-4252 | - | - | - | 10.80 | 0.4252 |
| HP253-4291 | - | - | - | 10.90 | 0.4291 |
| HP253-4331 | - | - | - | 11.00 | 0.4331 |
| HP253-4370 | - | - | - | 11.10 | 0.4370 |
| HP253-4374 | 7/16 | - | - | 11.11 | 12 102 55 0.4374 |
| HP253-4409 | - | - | - | 11.20 | 0.4409 |
| HP253-4449 | - | - | - | 11.30 | 0.4449 |
| HP253-4488 | - | - | - | 11.40 | 0.4488 |
| HP253-4528 | - | - | - | 11.50 | 0.4528 |
| HP253-4531 | 29/64 | - | - | 11.51 | 0.4531 |
| HP253-4567 | - | - | - | 11.60 | 0.4567 |
| HP253-4606 | - | - | - | 11.70 | 0.4606 |
| HP253-4646 | - | - | - | 11.80 | 0.4646 |
| HP253-4685 | - | - | - | 11.90 | 0.4685 |
| HP253-4689 | 15/32 | - | - | 11.91 | 0.4689 |
| HP253-4724 | - | - | - | 12.00 | 0.4724 |
| HP253-4764 | - | - | - | 12.10 | 0.4764 |
| HP253-4803 | - | - | - | 12.20 | 0.4803 |
| HP253-4843 | 31/64 | - | - | 12.30 | 0.4843 |
| HP253-4882 | - | - | - | 12.40 | 0.4882 |
| HP253-4921 | - | - | - | 12.50 | 0.4921 |
| HP253-4961 | - | - | - | 12.60 | 0.4961 |
| HP253-5000 | 1/2 | - | - | 12.70 | 0.5000 |
| HP253-5039 | - | - | - | 12.80 | 0.5039 |
| HP253-5079 | - | - | - | 12.90 | 14 107 60 0.5079 |
| HP253-5118 | - | - | - | 13.00 | 0.5118 |
| HP253-5157 | 33/64 | - | - | 13.10 | 0.5157 |
| HP253-5197 | - | - | - | 13.20 | 0.5197 |
| HP253-5236 | - | - | - | 13.30 | 0.5236 |
| HP253-5276 | - | - | - | 13.40 | 0.5276 |
| HP253-5311 | 17/32 | - | - | 13.49 | 0.5311 |
| HP253-5315 | - | - | - | 13.50 | 0.5315 |
| HP253-5394 | - | - | - | 13.70 | 0.5394 |
| HP253-5512 | - | - | - | 14.00 | 0.5512 |
| HP253-5626 | 9/16 | - | - | 14.29 | 0.5626 |
| HP253-5709 | - | - | - | 14.50 | 0.5709 |
| HP253-5780 | 37/64 | - | - | 14.68 | 0.5780 |
| HP253-5787 | - | - | - | 14.70 | 16 115 65 0.5787 |
| HP253-5906 | - | - | - | 15.00 | 0.5906 |
| HP253-5937 | 19/32 | - | - | 15.08 | 0.5937 |
| HP253-6102 | - | - | - | 15.50 | 0.6102 |
| HP253-6181 | - | - | - | 15.70 | 0.6181 |