Symbol of flute design Spiral Straight Spiral point Left hand spiral Roll Symbol of size Symbol of flute design SP HT PO SL RO Overall length Shank dia. Chamfer length Note 1: Product symbols shown in red mean the Drill hole shape tap suitable for synchronized feed tapping. L Ds ℓc P: B: Outside diameter material Front face Thickness Material M2 Main Product Class Dies selection Symbol Code page Di es Note 1 Dies / M48 × 2 M3 Di es Solid dies HSS 12⑮ D Ⅱ 75 25 2.5P TYU048QDNEBC ⑩-8 ⑯⑱⑲ 100 30 TYW048QDNEBC ⑩-8 M4 TYY048QDNEBC ⑩-8 Di 105 es For left HSS 12⑮ D LH Ⅱ 75 25 2.5P GYU048QDNEBC ⑩-20 hand ⑯⑱⑲ 100 30 GYW048QDNEBC ⑩-20 threads M5 Di 105 GYY048QDNEBC ⑩-20 es Dies / M48 × 1.5 M6 Di HSS 12⑮ D es Solid dies Ⅱ 75 25 2.5P TYU048ODNEBC ⑩-8 ⑯⑱⑲ 100 30 TYW048ODNEBC ⑩-8 105 TYY048ODNEBC ⑩-8 M8 Di es For left HSS 12⑮ D LH Ⅱ 75 25 2.5P GYU048ODNEBC ⑩-20 hand ⑯⑱⑲ 100 30 GYW048ODNEBC ⑩-20 threads 105 GYY048ODNEBC ⑩-20 M1 Di 0 es Dies / M48 × 1.25 Solid dies HSS 12⑮ D Ⅱ 75 25 2.5P TYU048NDNEBC ⑩-8 M1 2 ⑯⑱⑲ Di es For left hand HSS 12⑮ D LH Ⅱ 75 25 2.5P GYU048NDNEBC ⑩-20 threads ⑯⑱⑲ Dies / M48 × 1 M1 Di -M es 8.5 Solid dies HSS 12⑮ D Ⅱ 75 25 2.5P TYU048MDNEBC ⑩-8 ⑯⑱⑲ 100 30 TYW048MDNEBC ⑩-8 M9 105 TYY048MDNEBC ⑩-8 Di -M es 24 For left HSS 12⑮ D LH Ⅱ 75 25 2.5P GYU048MDNEBC ⑩-20 hand ⑯⑱⑲ 100 30 GYW048MDNEBC ⑩-20 threads M2 GYY048MDNEBC ⑩-20 Di 5- 105 es M48 M5 Di 0-M es 100 Fo rU thr nifie e Di ads d es For W thr hitwo e r Di ads th es For S crew on se threads w us Di ing machi ed es( nes M)S For P Di ipe th es re ads For A pip meric e a Di thre n es ads For M thr iniatu e Di ads re es For improvement, spec may change without advance notice. Sizes-91