Spiral Fluted Tap Series 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 Spiral Fluted Taps (for blind hole) LS-SP V Long Shank Spiral Fluted Taps, Coated Spiral Fluted Taps (for through hole) Specification ■Adopting the optimum coating for the tapping condition. E Coating Spiral Pointed Taps (for through hole) Recommended Tapping Speeds depending on Materials ow carbon steels Medium carbon steels High carbon steels Alloy steels 10〜20 10〜20 10〜20 10〜20 Hand Taps For icon explanation, refer to P.50 TYPE:1 TYPE:2 Cemented Carbide Taps Segment:1C Roll Taps Size Class Code Chamfer L ℓ ℓn ℓs Ds K ℓk No. of Type Stock (mm) (mm) (mm) (mm) (mm) (mm) (mm) flutes For Metric Threads M3 × 0.5 P1 VSPP3.0GL10 2.5P 100 9 14 40 4 3.2 6 3 1 ○ M4 × 0.7 P2 VSPQ4.0IL10 2.5P 100 11 17 40 5 4 7 3 1 ○ Special Thread Taps Simple Inspection Tools M5 × 0.8 P2 VSPQ5.0KL10 2.5P 100 13 22 40 5.5 4.5 7 3 1 ○ VSPQ6.0ML10 100 ○ M6 × 1 P2 2.5P 15 26 40 6 4.5 7 3 1 VSPQ6.0ML15 150 △ VSPQ8.0NL10 100 Pipe Taps M8 × 1.25 P2 2.5P 19 - 50 6.2 5 8 3 2 ○ VSPQ8.0NL15 150 M10 × 1.5 P2 VSPQ010OL15 2.5P 150 23 - 50 7 5.5 8 3 2 ○ M10 × 1.25 P2 VSPQ010NL15 2.5P 150 23 - 50 7 5.5 8 3 2 △ M12 × 1.75 P2 VSPQ012PL15 2.5P 150 26 - 50 8.5 6.5 9 3 2 ○ Thread Mills M12 × 1.5 P2 VSPQ012OL15 2.5P 150 26 - 50 8.5 6.5 9 3 2 △ M12 × 1.25 P2 VSPQ012NL15 2.5P 150 26 - 50 8.5 6.5 9 3 2 △ Dies Center Drills Centering Tools JIS SP-31 ◎=Standard ○=Semi standard △=Made to order 348 For improvement, spec may change without advance notice.