Spiral Fluted Taps (for blind hole)Spiral Fluted Taps(for through hole)Spiral Pointed Taps(for through hole)Hand TapsCementedCarbide TapsRoll TapsSpecial Thread TapsSimple Inspection ToolsPipe TapsThread MillsPremium Thread MillsDiesCenter DrillsCentering Tools ① Spiral Fluted Tap Series for blind hole Overall Chamfer+ Thread Thread + Neck Shank Shank Size of Length oflengthfull threadlengthlengthlengthdia.squaresquareLℓtℓℓnℓsDsKℓk DIN PM-SP Spiral Fluted Taps for Hard-to-Machine Materials ① Size Class Code Chamfer L (mm) ℓt(mm) ℓ (mm) ℓn(mm) ℓs(mm) Ds(mm) K(mm) ℓk(mm) No. offlutes TYPEM18 × 1.5ISO2XSM018OBDPB2.75P110-24-5614111443 M20 × 2.5 ISO2X SG020RBDPB 2.75P 140 - 33 - 71 16 12 15 4 3 M20 × 1.5 ISO2X SM020OBDPB 2.75P 125 - 24 - 64 16 12 15 4 3 M22 × 2.5 ISO2X SG022RBDPB 2.75P 140 - 33 - 71 18 14.5 17 4 3 ② M22 × 1.5 ISO2X SM022OBDPB 2.75P 125 - 24 - 64 18 14.5 17 4 3 M24 × 3 ISO2X SG024SBDPB 2.75P 160 - 37 - 82 18 14.5 17 4 3 M24 × 2 ISO2X SM024QBDPB 2.75P 140 - 27 - 71 18 14.5 17 4 3 M24 × 1.5 ISO2X SM024OBDPB 2.75P 140 - 27 - 71 18 14.5 17 4 3 M27 × 3 ISO2X SG027SBDPB 2.75P 160 - 37 - 82 20 16 19 4 3 ③ M27 × 2 ISO2X SM027QBDPB 2.75P 140 - 27 - 71 20 16 19 4 3 M27 × 1.5 ISO2X SM027OBDPB 2.75P 140 - 27 - 71 20 16 19 4 3 M30 × 3.5 ISO2X SG030TBDPB 2.75P 180 - 44 - 92 22 18 21 4 3 M30 × 2 ISO2X SM030QBDPB 2.75P 150 - 27 - 77 22 18 21 4 3 M30 × 1.5 ISO2X SM030OBDPB 2.75P 150 - 27 - 77 22 18 21 4 3 ④ ⑤ ⑥ ⑦ ⑧ ⑨ ⑩ ⑪ DIN ①-169 ※ This product is different from JIS products in shape and dimensions, please be careful when using.