Spiral Pointed Tap Series Overall Thread Thread+Neck Shank Shank Size of Length of length length length length dia. square square L ℓ ℓn ℓs Ds K ℓk PO Spiral Pointed Taps, Coated Spiral Fluted Taps (for blind hole) Segment:1F Size Class Code Chamfer L ℓ ℓn ℓs Ds K ℓk No. of Type Stock (mm) (mm) (mm) (mm) (mm) (mm) (mm) flutes M20 × 2.5 ISO2 9730020TI 5P 140 33 - 71 16 12 15 3 4 ● M20 × 1.5 ISO2 9830020OTI 5P 125 24 - 64 16 12 15 3 4 ● Spiral Fluted Taps (for through hole) M22 × 2.5 ISO2 9730022TI 5P 140 33 - 71 18 14.5 17 3 4 M24 × 3 ISO2 9730024TI 5P 160 37 - 82 18 14.5 17 3 4 For G Threads G1/8-28 - 9930R02TI 5P 90 19 - 46 7 5.5 8 3 4 ● G1/4-19 - 9930R04TI 5P 100 21 - 51 11 9 12 3 4 ● Spiral Pointed Taps (for through hole) G3/8-19 - 9930R06TI 5P 100 21 - 51 12 9 12 3 4 ● G1/2-14 - 9930R08TI 5P 125 24 - 64 16 12 15 3 4 ● Hand Taps Cemented Carbide Taps Roll Taps Special Thread Taps Simple Inspection Tools Pipe Taps Thread Mills Dies Center Drills Centering Tools DIN PO-7 120