Overall Chamfer+ Thread Thread+Neck Shank Shank Size of Length of length full thread length length length dia. square square L ℓt ℓ ℓn ℓs Ds K ℓk SU2-SP Spiral Fluted Taps for Tough Stainless Steels 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 M24 × 3 P4 SU2MS024S 3P 120 39 - 55 19 15 18 4 3 △ M24 × 1.5 P4 SU2MS024O 3P 120 39 - 55 19 15 18 4 3 △ (for through hole) Spiral Fluted Taps (for through hole) Spiral Pointed Taps Hand Taps Carbide Taps Cemented Roll Taps Simple Inspection Tools Special Thread Taps Pipe Taps Thread Mills Dies Center Drills Centering Tools JIS ◎=Standard ○=Semi standard △=Made to order SP-40 For improvement, spec may change without advance notice. 357