The thread forming tap delivers stable and efficient threading performance for modern machining applications. First, the roll tap structure forms threads by cold forming material instead of cutting chips, so operators can achieve cleaner thread surfaces and stronger thread integrity. Furthermore, the chipless tapping tool design reduces chip accumulation, improves machining stability, and supports continuous production environments. Therefore, manufacturers often choose this fluteless tap for high-speed and high-precision threading operations.
In addition, this HSS thread forming tap provides excellent wear resistance and long service life during repeated machining tasks. Because the tool uses optimized thread geometry, it lowers friction and improves forming efficiency during tapping. Meanwhile, the smooth surface finish reduces material adhesion and supports stable threading performance in steel, stainless steel, copper, aluminum, and other non-ferrous materials. Moreover, the high strength threading capability helps users produce durable internal threads with excellent consistency and surface quality.
Furthermore, users can apply this roll tap in CNC machining centers, drilling machines, tapping machines, and automated production lines. Since the fluteless tap creates threads without producing cutting chips, operators can maintain cleaner machining conditions and reduce machine downtime. Additionally, the chipless tapping tool supports fast processing speeds, stable thread accuracy, and efficient production performance across industrial manufacturing applications. As a result, this thread forming tap becomes an ideal solution for precision threading and high-volume machining projects.
Bwin Roll Tap Specifications:

| Model | L | L1 | d | a | Bottom Hole |
| M2x0.4 | 45.0 | 7.0 | 3.0 | 2.5 | 1.6 |
| M2.5×0.45 | 49.0 | 8.0 | 3.0 | 2.5 | 2.1 |
| M3x0.5 | 49.0 | 9.0 | 4.0 | 3.2 | 2.5 |
| M3.5×0.6 | 52.0 | 13.0 | 4.0 | 3.2 | 2.9 |
| M4x0.7 | 56.0 | 11.0 | 5.0 | 4.0 | 3.3 |
| M5x0.8 | 64.0 | 13.0 | 5.5 | 4.5 | 4.2 |
| M6x1.0 | 66.0 | 15.0 | 6.0 | 4.5 | 5.0 |
| M8x1.25 | 70.0 | 16.0 | 6.2 | 5.0 | 6.8 |
| M10x1.5 | 75.0 | 20.0 | 7.0 | 5.5 | 8.5 |
| M12x1.75 | 82.0 | 22.0 | 8.5 | 6.5 | 10.3 |
| M14x2.0 | 88.0 | 30.0 | 10.5 | 8.0 | 12.0 |
| M16x2.0 | 95.0 | 32.0 | 12.5 | 10.0 | 14.0 |
| M18x2.5 | 100.0 | 37.0 | 14.0 | 11.0 | 15.5 |
| M20x2.5 | 100.0 | 37.0 | 15.0 | 12.0 | 17.5 |
| M22x2.5 | 115.0 | 38.0 | 17.0 | 13.0 | 19.5 |
| M24x3.0 | 120.0 | 45.0 | 19.0 | 15.0 | 21.0 |







