
| OverallOverall | Chamfer+Chamfer+ | Thread Thread | Thread+NeckThread+Neck | ShankShank | ShankShank | Size ofSize of | Length ofLength of |
| lengthlength | full threadfull thread | lengthlength | lengthlength | lengthlength | dia.dia. | squaresquare | squaresquare |
| LL | ℓtℓt | ℓℓ | ℓnℓn | ℓsℓs | DsDs | KK | ℓkℓk |
■ Spiral fluted tap suitable for high carbon steels such as E S55C and the like, oxided to avoid welding trouble. Oxide HC+SP OX ~M6
Recommended Tapping Speeds depending on Materials HC-SP OX M8~
Medium carbon steels High carbon steels
For icon explanation, refer to P.50
Segment:1C
| Size | Class | Code | Chamfer | L | ℓ | ℓn | ℓs | Ds | K | ℓk | No. of |
| (mm) | (mm) | (mm) | (mm) | (mm) | (mm) | (mm) | flutes Type Stock |
For Metric Threads M3 × 0.5 ◎
P1 SCPP3.0GX 2.5P 46 9 14 26 4 3.2 6 3 1
M4 × 0.7 ◎
P2 SCPQ4.0IX 2.5P 52 11 17 29 5 4 7 3 1
M5 × 0.8 ◎
P2 SCPQ5.0KX 2.5P 60 13 22 33 5.5 4.5 7 3 1
M6 × 1 ◎
P2 SCPQ6.0MX 2.5P 62 15 26 33 6 4.5 7 3 1
M8 × 1.25 ◎
P2 SCMQ8.0NX 2.5P 70 19 - 36 6.2 5 8 3 2
M10 × 1.5 ◎
P2 SCMQ010OX 2.5P 75 23 - 38 7 5.5 8 3 2
M12 × 1.75 ◎
P2 SCMQ012PX 2.5P 82 26 - 42 8.5 6.5 9 3 2
M16 × 2 ◎
P2 SCMQ016QX 2.5P 95 26 - 48 12.5 10 13 3 2