| Metric(mm) | Inch Fractions | Inch Decimals | Weight 1000 balls(kg) | Approximate Qty per KG | Metric(mm) | Inch Fractions | Inch Decimals | Weight 1000 balls(kg) | Approximate Qty per KG |
| 0.397 | 1/64 | 0.0156 | 0.00026 | 3846153.846 | 22.225 | 7/8 | 0.875 | 44.78 | 22.33139795 |
| 0.5 | - | 0.0197 | 0.00051 | 1960784.314 | 23 | - | 0.9055 | 49.63 | 20.14910336 |
| 0.794 | 1/32 | 0.0312 | 0.0021 | 476190.4762 | 23.019 | 29/32 | 0.9062 | 49.75 | 20.10050251 |
| 1 | - | 0.0394 | 0.00407 | 245700.2457 | 23.812 | 15/16 | 0.9375 | 55.07 | 18.1587071 |
| 1.19 | 3/64 | 0.0469 | 0.00688 | 145348.8372 | 24 | - | 0.9449 | 56.39 | 17.73364072 |
| 1.2 | - | 0.0472 | 0.00704 | 142045.4545 | 24.606 | 31/32 | 0.9687 | 60.77 | 16.45548791 |
| 1.5 | - | 0.059 | 0.01377 | 72621.64125 | 25 | - | 0.9842 | 63.73 | 15.69119724 |
| 1.588 | 1/16 | 0.0625 | 0.01632 | 61274.5098 | 25.4 | 1 | 1 | 66.84 | 14.96110114 |
| 1.984 | 5/64 | 0.0781 | 0.03187 | 31377.47098 | 26 | - | 1.0236 | 71.69 | 13.94894685 |
| 2 | - | 0.0787 | 0.0326 | 30674.84663 | 26.987 | 1.1/16 | 1.0625 | 80.17 | 12.47349383 |
| 2.381 | 3/32 | 0.0937 | 0.055 | 18181.81818 | 28 | - | 1.1024 | 89.54 | 11.16819299 |
| 2.5 | - | 0.0984 | 0.0638 | 15673.98119 | 28.575 | 1.1/8 | 1.125 | 95.17 | 10.50751287 |
| 2.778 | 7/64 | 0.1094 | 0.0875 | 11428.57143 | 30 | - | 1.1811 | 110.1 | 9.082652134 |
| 3 | - | 0.1181 | 0.1101 | 9082.652134 | 30.162 | 1.3/16 | 1.1875 | 111.9 | 8.936550492 |
| 3.175 | 1/8 | 0.125 | 0.1305 | 7662.835249 | 31.75 | 1.1/4 | 1.25 | 130.5 | 7.662835249 |
| 3.5 | - | 0.1378 | 0.1749 | 5717.552887 | 32 | - | 1.2598 | 133.7 | 7.479431563 |
| 3.572 | 9/64 | 0.1406 | 0.1859 | 5379.236148 | 33.337 | 1.5/16 | 1.3125 | 151.1 | 6.618133686 |
| 3.969 | 5/32 | 0.1562 | 0.255 | 3921.568627 | 34 | - | 1.3386 | 160.3 | 6.238303182 |
| 4 | - | 0.1575 | 0.261 | 3831.417625 | 34.925 | 1.3/8 | 1.375 | 173.8 | 5.753739931 |
| 4.366 | 11/64 | 0.1719 | 0.3394 | 2946.375958 | 35 | - | 1.378 | 174.9 | 5.717552887 |
| 4.5 | - | 0.1772 | 0.3716 | 2691.065662 | 36 | - | 1.4173 | 190.3 | 5.254860746 |
| 4.762 | 3/16 | 0.1875 | 0.4406 | 2269.63232 | 36.512 | 1.7/16 | 1.4375 | 198.5 | 5.037783375 |
| 5 | - | 0.1968 | 0.5099 | 1961.168857 | 38 | - | 1.496 | 223.8 | 4.468275246 |
| 5.5 | - | 0.2165 | 0.6786 | 1473.622163 | 38.1 | 1.1/2 | 1.5 | 225.6 | 4.432624113 |
| 5.556 | 7/32 | 0.2187 | 0.6996 | 1429.388222 | 39.687 | 1.9/16 | 1.5625 | 255 | 3.921568627 |
| 5.953 | 15/64 | 0.2344 | 0.8605 | 1162.115049 | 40 | - | 1.5748 | 261 | 3.831417625 |
| 6 | - | 0.2362 | 0.881 | 1135.07378 | 41.275 | 1.5/8 | 1.625 | 286.8 | 3.486750349 |
| 6.35 | 1/4 | 0.25 | 1.044 | 957.8544061 | 42.862 | 1.11/16 | 1.6875 | 321.2 | 3.113325031 |
| 6.5 | - | 0.2559 | 1.12 | 892.8571429 | 44.45 | 1.3/4 | 1.75 | 358.2 | 2.79173646 |
| 6.747 | 17/64 | 0.2656 | 1.253 | 798.084597 | 45 | - | 1.7716 | 371.7 | 2.690341673 |
| 7 | - | 0.2756 | 1.399 | 714.7962831 | 46.037 | 1.13/16 | 1.8125 | 398 | 2.512562814 |
| 7.144 | 9/32 | 0.2812 | 1.487 | 672.4949563 | 47.625 | 1.7/8 | 1.875 | 440.6 | 2.26963232 |
| 7.5 | - | 0.2953 | 1.721 | 581.0575247 | 49.212 | 1.15/16 | 1.9375 | 486.1 | 2.057189879 |
| 7.541 | 19/64 | 0.2969 | 1.749 | 571.7552887 | 50 | - | 1.9685 | 509.9 | 1.961168857 |
| 7.938 | 5/16 | 0.3125 | 2.04 | 490.1960784 | 50.8 | 2 | 2 | 534.7 | 1.870207593 |
| 8 | - | 0.315 | 2.088 | 478.9272031 | 53.975 | 2.1/8 | 2.125 | 641.4 | 1.559089492 |
| 8.5 | - | 0.3346 | 2.505 | 399.2015968 | 55 | - | 2.1653 | 678.6 | 1.473622163 |
| 8.731 | 11/32 | 0.3437 | 2.715 | 368.3241252 | 57.15 | 2.1/4 | 2.25 | 761.3 | 1.313542624 |
| 9 | - | 0.3543 | 2.973 | 336.3605785 | 60 | - | 2.3622 | 881 | 1.13507378 |
| 9.128 | 23/64 | 0.3594 | 3.102 | 322.3726628 | 60.325 | 2.3/8 | 2.375 | 895.4 | 1.116819299 |
| 9.5 | - | 0.374 | 3.497 | 285.9593938 | 63.5 | 2.1/2 | 2.5 | 1044.4 | 0.957487553 |
| 9.525 | 3/8 | 0.375 | 3.525 | 283.6879433 | 65 | - | 2.559 | 1120.1 | 0.892777431 |
| 9.922 | 25/64 | 0.3906 | 3.983 | 251.0670349 | 66.675 | 2.5/8 | 2.625 | 1209 | 0.827129859 |
| 10 | - | 0.3937 | 4.079 | 245.158127 | 69.85 | 2.3/4 | 2.75 | 1390.1 | 0.719372707 |
| 10.319 | 13/32 | 0.4062 | 4.481 | 223.1644722 | 70 | - | 2.7559 | 1484.7 | 0.673536741 |
| 11 | - | 0.4331 | 5.429 | 184.1959845 | 73.025 | 2.7/8 | 2.875 | 1588.4 | 0.629564341 |
| 11.112 | 7/16 | 0.4375 | 5.597 | 178.6671431 | 75 | - | 2.9528 | 1720.7 | 0.581158831 |
| 11.5 | - | 0.4528 | 6.203 | 161.2123166 | 76.2 | 3 | 3 | 1804.7 | 0.554108716 |
| 11.59 | 29/64 | 0.4531 | 6.219 | 160.7975559 | 79.375 | 3.1/8 | 3.125 | 2039.8 | 0.490244142 |
| 11.906 | 15/32 | 0.4687 | 6.884 | 145.2643812 | 80 | - | 3.15 | 2088.3 | 0.478858402 |
| 12 | - | 0.4724 | 7.048 | 141.8842225 | 82.55 | 3.1/4 | 3.25 | 2294.4 | 0.435843794 |
| 12.303 | 31/64 | 0.4844 | 7.596 | 131.6482359 | 85 | - | 3.3464 | 2530.9 | 0.395116362 |
| 12.7 | 1/2 | 0.5 | 8.355 | 119.6888091 | 88.9 | 3.1/2 | 3.5 | 2865.7 | 0.34895488 |
| 13 | - | 0.5118 | 8.961 | 111.5946881 | 90 | - | 3.5433 | 2993.4 | 0.334068284 |
| 13.494 | 17/32 | 0.5312 | 10.02 | 99.8003992 | 95 | - | 3.7401 | 3521.1 | 0.284002158 |
| 14 | - | 0.5512 | 11.19 | 89.36550492 | 95.25 | 3.3/4 | 3.75 | 3524.7 | 0.283712089 |
| 14.288 | 9/16 | 0.5625 | 11.9 | 84.03361345 | 100 | - | 3.937 | 4078.8 | 0.245170148 |
| 15 | - | 0.5905 | 13.77 | 72.62164125 | 101.6 | 4 | 4 | 4277.7 | 0.233770484 |
| 15.081 | 19/32 | 0.5937 | 13.99 | 71.47962831 | 107.95 | 4.1/4 | 4.25 | 5170.56 | 0.193402649 |
| 15.875 | 5/8 | 0.625 | 16.32 | 61.2745098 | 110 | 5470.78 | 0.182789291 | ||
| 16 | - | 0.6299 | 16.7 | 59.88023952 | 114.3 | 4.1/2 | 4.5 | 6139.3 | 0.162885019 |
| 16.669 | 21/32 | 0.6562 | 18.89 | 52.93806247 | 120 | 7102.57 | 0.140794107 | ||
| 17 | - | 0.6693 | 20.04 | 49.9001996 | 120.65 | 4.3/4 | 4.75 | 7218.57 | 0.138531593 |
| 17.462 | 11/16 | 0.6785 | 21.72 | 46.04051565 | 127 | 5" | 8419.27 | 0.118775143 | |
| 18 | - | 0.7087 | 23.79 | 42.03446826 | 133.35 | 5.1/4 | 5.25 | 9746.49 | 0.102601039 |
| 18.256 | 23/32 | 27187 | 24.82 | 40.29008864 | 139.7 | 5.1/2 | 5.5 | 11206.2 | 0.089236316 |
| 19 | - | 0.748 | 27.98 | 35.73981415 | 146.05 | 5.3/4 | 5.75 | 12805.07 | 0.078094067 |
| 19.05 | 3/4 | 0.75 | 28.2 | 35.46099291 | 150 | 13872.12 | 0.072087035 | ||
| 19.844 | 25/32 | 0.7812 | 31.87 | 31.37747098 | 152.4 | 6 | 14548.7 | 0.068734664 | |
| 20 | - | 0.7874 | 32.63 | 30.64664419 | 177.8 | 7 | 23107.79 | 0.04327545 | |
| 20.637 | 13/16 | 0.8125 | 35.85 | 27.89400279 | 200 | 32882.08 | 0.030411701 | ||
| 21 | - | 0.8268 | 37.77 | 26.47603918 | 203.4 | 8 | 34587.74 | 0.028911979 | |
| 21.431 | 27/32 | 0.8437 | 40.15 | 24.90660025 | 250 | 64222.81 | 0.015570792 | ||
| 22 | - | 0.8661 | 43.43 | 23.02555837 |
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