Outside Thickness diameter D T D PF LH (for blind hole) Spiral Fluted Taps Solid Round Dies for Parallel Pipe Threads, for Left Hand Threads Specification (for through hole) Spiral Fluted Taps Front face Left hand For icon explanation, refer to P.50 TYPE:1 D ≦ 50 TYPE:2 D ≧ 63 (for through hole) Spiral Pointed Taps Hand Taps Segment:3G Size Code D T Clearance Recess Type Stock Carbide Taps Cemented (mm) (mm) holes For PF Threads PF1/8-28 GYJPF020NEBC 38 13 4 1 △ PF1/4-19 GYJPF040NEBC 38 13 5 1 △ PF3/8-19 GYMPF060NEBC 50 16 5 1 △ Roll Taps PF1/2-14 GYMPF080NEBC 50 16 5 1 △ PF3/4-14 GYRPF120NEBC 63 20 6 2 △ PF1 -11 GYUPF160NEBC 75 25 6 2 △ Simple Inspection Tools Special Thread Taps Pipe Taps Thread Mills Dies Center Drills Centering Tools JIS ◎=Standard ○=Semi standard △=Made to order Di-14 For improvement, spec may change without advance notice. 625