Outside Thickness Position of diameter basic dia D T ℓg D PT (for blind hole) Spiral Fluted Taps Solid Round Dies for Taper Pipe Threads Specification (for through hole) Spiral Fluted Taps Front face For icon explanation, refer to P.50 TYPE:1 (for through hole) Spiral Pointed Taps Hand Taps TYPE:2 TYPE:3 Carbide Taps Cemented Roll Taps Segment:3G Size Code D T ℓg Clearance Recess Type Stock (mm) (mm) (mm) holes For PT Threads Simple Inspection Tools Special Thread Taps PT1/16-28 TYJPT010NEBC 38 13 6 4 ○ 1 △ PT1/8-28 TYJPT020NEBC 38 13 6 4 ○ 1 ◎ PT1/4-19 TYJPT040NEBC 38 18 8.5 5 ○ 2 ◎ PT3/8-19 TYMPT060NEBC 50 22 10 5 ○ 2 ◎ Pipe Taps PT1/2-14 TYMPT080NEBC 50 22 12 6 2 ◎ PT5/8-14 TYRPT100NEBC 63 24 12 6 ○ 3 △ PT3/4-14 TYRPT120NEBC 63 24 12.5 6 3 ◎ PT7/8-14 TYUPT140NEBC 75 30 12.5 6 ○ 3 △ Thread Mills PT1 -11 TYUPT160NEBC 75 30 15 6 ○ 3 ◎ PT1 1/4-11 TYUPT200NEBC 75 30 15 6 3 △ PT1 1/2-11 TYUPT240NEBC 75 30 15 6 3 △ PT2 -11 TYYPT320NEBC 105 36 17.5 8 3 △ Dies Center Drills Centering Tools JIS ◎=Standard ○=Semi standard △=Made to order Di-16 For improvement, spec may change without advance notice. 627