耐磨特殊量具用鋼，淬火并打磨。
規格清楚的標明
符合德國 DIN2250 質量生產標準
公差為 h7
| 型號 | 直徑(mm) | 公差 |
| KT5-220-296 | 3.0 | h7 |
| KT5-220-297 | 4.0 | h7 |
| KT5-220-452 | 4.5 | h7 |
| KT5-220-453 | 5.0 | h7 |
| KT5-220-298 | 6.0 | h7 |
| KT5-220-454 | 7.0 | h7 |
| KT5-220-299 | 8.0 | h7 |
| KT5-220-455 | 9.0 | h7 |
| KT5-220-300 | 10.0 | h7 |
| KT5-220-456 | 11.0 | h7 |
| KT5-220-301 | 12.0 | h7 |
| KT5-220-457 | 13.0 | h7 |
| KT5-220-458 | 14.0 | h7 |
| KT5-220-459 | 15.0 | h7 |
| KT5-220-460 | 16.0 | h7 |
| KT5-220-461 | 17.0 | h7 |
| KT5-220-462 | 18.0 | h7 |
| KT5-220-463 | 19.0 | h7 |
| KT5-220-464 | 20.0 | h7 |
| KT5-220-465 | 21.0 | h7 |
| KT5-220-466 | 22.0 | h7 |
| KT5-220-467 | 23.0 | h7 |
| KT5-220-468 | 24.0 | h7 |
| KT5-220-469 | 25.0 | h7 |
| KT5-220-470 | 26.0 | h7 |
| KT5-220-471 | 27.0 | h7 |
| KT5-220-472 | 28.0 | h7 |
| KT5-220-473 | 30.0 | h7 |
| KT5-220-474 | 32.0 | h7 |
| KT5-220-475 | 33.0 | h7 |
| KT5-220-476 | 34.0 | h7 |
| KT5-220-477 | 35.0 | h7 |
| KT5-220-478 | 36.0 | h7 |
| KT5-220-479 | 37.0 | h7 |
| KT5-220-480 | 38.0 | h7 |
| KT5-220-481 | 40.0 | h7 |
| KT5-220-482 | 42.0 | h7 |
| KT5-220-483 | 44.0 | h7 |
| KT5-220-484 | 45.0 | h7 |
| KT5-220-485 | 46.0 | h7 |
| KT5-220-486 | 47.0 | h7 |
| KT5-220-487 | 48.0 | h7 |
| KT5-220-488 | 50.0 | h7 |
| KT5-220-489 | 52.0 | h7 |
| KT5-220-490 | 55.0 | h7 |
| KT5-220-491 | 58.0 | h7 |
| KT5-220-492 | 60.0 | h7 |
| KT5-220-493 | 62.0 | h7 |
| KT5-220-494 | 65.0 | h7 |
| KT5-220-495 | 68.0 | h7 |
| KT5-220-496 | 70.0 | h7 |
| KT5-220-497 | 72.0 | h7 |
| KT5-220-498 | 75.0 | h7 |
| KT5-220-499 | 78.0 | h7 |
| KT5-220-500 | 80.0 | h7 |
| KT5-220-501 | 82.0 | h7 |
| KT5-220-502 | 85.0 | h7 |
| KT5-220-503 | 88.0 | h7 |
| KT5-220-504 | 90.0 | h7 |
| KT5-220-505 | 92.0 | h7 |
| KT5-220-506 | 95.0 | h7 |
| KT5-220-507 | 98.0 | h7 |
| KT5-220-508 | 100.0 | h7 |
| KT5-220-509 | 105.0 | h7 |
| KT5-220-510 | 110.0 | h7 |
| KT5-220-511 | 115.0 | h7 |
| KT5-220-512 | 120.0 | h7 |
| KT5-220-513 | 125.0 | h7 |
| KT5-220-514 | 130.0 | h7 |
| KT5-220-515 | 135.0 | h7 |
| KT5-220-516 | 140.0 | h7 |
| KT5-220-517 | 145.0 | h7 |
| KT5-220-518 | 150.0 | h7 |
公制螺紋環規
耐磨特殊量具用鋼，淬火并打磨。
NO 和 NOGO 各，規格清楚的標明
公差為 6g
符合德國 DIN13 質量生產標準
| 型號 | 尺寸 | 公差 |
| KT5-220-379 | M1.0 × 0.25 | 6g |
| KT5-220-380 | M1.2 × 0.25 | 6g |
| KT5-220-291 | M1.4 × 0.30 | 6g |
| KT5-220-292 | M1.6 × 0.35 | 6g |
| KT5-220-381 | M1.8 × 0.35 | 6g |
| KT5-220-293 | M2.0 × 0.40 | 6g |
| KT5-220-382 | M2.2 × 0.45 | 6g |
| KT5-220-294 | M2.5 × 0.45 | 6g |
| KT5-220-57 | M3.0 × 0.50 | 6g |
| KT5-220-383 | M3.5 × 0.60 | 6g |
| KT5-220-59 | M4.0 × 0.70 | 6g |
| KT5-220-60 | M5.0 × 0.80 | 6g |
| KT5-220-61 | M6.0 × 1.00 | 6g |
| KT5-220-384 | M7.0 × 1.00 | 6g |
| KT5-220-62 | M8.0 × 1.25 | 6g |
| KT5-220-385 | M9.0 × 1.25 | 6g |
| KT5-220-63 | M10.0 × 1.50 | 6g |
| KT5-220-386 | M11.0 × 1.50 | 6g |
| KT5-220-64 | M12.0 × 1.75 | 6g |
| KT5-220-388 | M14.0 × 2.00 | 6g |
| KT5-220-389 | M16.0 × 2.00 | 6g |
| KT5-220-390 | M18.0 × 2.50 | 6g |
| KT5-220-391 | M20.0 × 2.50 | 6g |
| KT5-220-392 | M22.0 × 2.50 | 6g |
| KT5-220-393 | M24.0 × 3.00 | 6g |
| KT5-220-394 | M27.0 × 3.00 | 6g |
| KT5-220-395 | M30.0 × 3.50 | 6g |
| KT5-220-396 | M33.0 × 3.50 | 6g |
| KT5-220-397 | M36.0 × 4.00 | 6g |
| KT5-220-398 | M39.0 × 4.00 | 6g |
| KT5-220-399 | M42.0 × 4.50 | 6g |
| KT5-220-400 | M45.0 × 4.50 | 6g |
| KT5-220-401 | M48.0 × 5.00 | 6g |
| KT5-220-402 | M52.0 × 5.00 | 6g |
| KT5-220-403 | M56.0 × 5.50 | 6g |
| KT5-220-404 | M60.0 × 5.50 | 6g |
| KT5-220-405 | M64.0 × 6.00 | 6g |
| KT5-220-406 | M68.0 × 6.00 | 6g |
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