Overall Thread Thread+Neck Shank Shank Size of Length of length length length length dia. square square L ℓ ℓn ℓs Ds K ℓk LS-PO Long Shank Spiral Pointed Taps Size Class Code Chamfer L ℓ ℓn ℓs Ds K ℓk No. of Type Stock (for blind hole) Spiral Fluted Taps (mm) (mm) (mm) (mm) (mm) (mm) (mm) flutes POQ5.0KL10 100 ◎ P2 POQ5.0KL12 120 △ POQ5.0KL15 150 ○ M5 × 0.8 5P 13 22 40 5.5 4.5 7 3 1 (for through hole) Spiral Fluted Taps POR5.0KL10 100 P3 POR5.0KL15 △ 150 P4 POS5.0KL15 POQ6.0ML10 100 ◎ POQ6.0ML12 120 △ (for through hole) Spiral Pointed Taps P2 POQ6.0ML15 150 ○ M6 × 1 POQ6.0ML20 5P 200 15 26 40 6 4.5 7 3 1 POR6.0ML10 100 P3 △ POR6.0ML15 150 Hand Taps P4 POS6.0ML15 POR8.0NL10 100 ◎ POR8.0NL12 120 △ P3 M8 × 1.25 POR8.0NL15 5P 150 19 - 50 6.2 5 8 3 2 ◎ POR8.0NL20 200 Carbide Taps Cemented P4 POS8.0NL15 150 △ POR8.0ML10 100 M8 × 1 P3 5P 19 - 50 6.2 5 8 3 2 △ POR8.0ML15 150 POR010OL10 100 ◎ Roll Taps POR010OL12 120 △ P3 M10 × 1.5 POR010OL15 5P 150 23 - 50 7 5.5 8 3 2 ◎ POR010OL20 200 P4 POS010OL15 150 △ POR010NL10 100 Simple Inspection Tools Special Thread Taps M10 × 1.25 P3 POR010NL15 5P 150 23 - 50 7 5.5 8 3 2 ○ POR010NL20 200 △ POR010ML10 100 M10 × 1 P3 5P 23 - 50 7 5.5 8 3 2 △ Pipe Taps POR010ML15 150 POS012PL10 100 POS012PL12 120 △ P4 M12 × 1.75 POS012PL15 5P 150 26 - 50 8.5 6.5 9 3 2 ◎ POS012PL20 200 ○ Thread Mills P5 POT012PL15 150 △ POR012OL10 100 M12 × 1.5 P3 POR012OL15 5P 150 26 - 50 8.5 6.5 9 3 2 △ POR012OL20 200 Dies POS012NL10 100 M12 × 1.25 P4 POS012NL15 5P 150 26 - 50 8.5 6.5 9 3 2 △ POS012NL20 200 POR012ML10 100 M12 × 1 P3 5P 26 - 50 8.5 6.5 9 3 2 △ Center Drills POR012ML15 150 POS014QL12 120 △ P4 POS014QL15 150 ○ M14 × 2 5P 26 - 60 10.5 8 11 3 2 POS014QL20 200 P5 POT014QL15 150 △ Centering Tools POR014OL15 150 M14 × 1.5 P3 5P 26 - 60 10.5 8 11 3 2 △ POR014OL20 200 JIS ◎=Standard ○=Semi standard △=Made to order PO-0148 For improvement, spec may change without advance notice. 411