
| LS-SP Long | Shank | Spiral Flute | d Taps | Overall length L | Chamfer+ full thread ℓt | Threa length ℓ | d Thread+ leng ℓ | Neck th l n | Shank ength ℓs | Shank dia. Ds | Size of square K | Length of square ℓk | |
| Size | Class | Code | Chamfer | L (mm) | ℓ (mm) | ℓn (mm) | ℓs (mm) | Ds (mm) | K (mm) | ℓk (mm) | No. of flutes | Type | Stock |
| M16×1.5 | P2 | SPQ016OL15 SPQ016OL20 | 2.5P | 150 200 | 26 | - | 60 | 12.5 | 10 | 13 | 3 | 2 | ○ △ |
| M18×2.5 | P3 | SPR018RL15 SPR018RL20 SPR018RL25 | 2.5P | 150 200 250 | 33 | - | 70 | 14 | 11 | 14 | 4 | 2 | ○ △ |
| M18×1.5 | P2 | SPQ018OL15 SPQ018OL20 | 2.5P | 150 200 | 33 | - | 70 | 14 | 11 | 14 | 4 | 2 | ○ △ |
| M20×2.5 | P3 | SPR020RL15 SPR020RL20 SPR020RL25 | 2.5P | 150 200 250 | 33 | - | 70 | 15 | 12 | 15 | 4 | 3 | ◎ △ |
| M20×1.5 | P3 | SPR020OL15 SPR020OL20 | 2.5P | 150 200 | 33 | - | 70 | 15 | 12 | 15 | 4 | 3 | ○ △ |
| M22×2.5 | P3 | SPR022RL15 SPR022RL20 | 2.5P | 150 200 | 33 | - | 70 | 17 | 13 | 16 | 4 | 3 | △ |
| M22×1.5 | P3 | SPR022OL15 SPR022OL20 | 2.5P | 150 200 | 33 | - | 70 | 17 | 13 | 16 | 4 | 3 | ○ △ |
| M24×3 | P3 | SPR024SL15 SPR024SL20 SPR024SL25 | 2.5P | 150 200 250 | 39 | - | 80 | 19 | 15 | 18 | 4 | 3 | ○ ◎ △ |
| M24×2 | P3 | SPR024QL20 | 2.5P | 200 | 39 | - | 80 | 19 | 15 | 18 | 4 | 3 | △ |
| M24×1.5 | P3 | SPR024OL15 SPR024OL20 | 2.5P | 150 200 | 39 | - | 80 | 19 | 15 | 18 | 4 | 3 | ○ △ |
| M27×3 | P3 | SPR027SL20 SPR027SL25 | 2.5P | 200 250 | 39 | - | 80 | 20 | 15 | 18 | 4 | 3 | △ |
| M27×2 | P3 | SPR027QL20 | 2.5P | 200 | 39 | - | 80 | 20 | 15 | 18 | 4 | 3 | △ |
| M27×1.5 | P3 | SPR027OL20 SPR027OL25 | 2.5P | 200 250 | 39 | - | 80 | 20 | 15 | 18 | 4 | 3 | △ |
| M30×3.5 | P4 | SPS030TL20 SPS030TL25 SPS030TL30 | 2.5P | 200 250 300 | 46 | - | 80 | 23 | 17 | 20 | 4 | 3 | △ |
| M30×1.5 | P3 | SPR030OL20 SPR030OL25 | 2.5P | 200 250 | 46 | - | 80 | 23 | 17 | 20 | 4 | 3 | △ |
| For Unified Threads | |||||||||||||
| Size | Class | Code | Chamfer | L (mm) | ℓ (mm) | ℓn (mm) | ℓs (mm) | Ds (mm) | K (mm) | ℓk (mm) | No. of flutes | Type | Stock |
| 1/4-20UNC | P2 | SPQU04NL10 SPQU04NL15 | 2.5P | 100 150 | 15 | 26 | 40 | 6 | 4.5 | 7 | 3 | 1 | △ |
| 1/4-28UNF | P2 | SPQU04KL10 SPQU04KL15 | 2.5P | 100 150 | 15 | 26 | 40 | 6 | 4.5 | 7 | 3 | 1 | △ |
| 5/16-18UNC | P2 | SPQU05OL10 SPQU05OL15 | 2.5P | 100 150 | 19 | - | 50 | 6.2 | 5 | 8 | 3 | 2 | △ |
| 5/16-24UNF | P2 | SPQU05ML10 SPQU05ML15 | 2.5P | 100 150 | 19 | - | 50 | 6.2 | 5 | 8 | 3 | 2 | △ |
| 3/8-16UNC | P2 | SPQU06PL10 SPQU06PL15 SPQU06PL20 | 2.5P | 100 150 200 | 23 | - | 50 | 7 | 5.5 | 8 | 3 | 2 | △ |
| 3/8-24UNF | P2 | SPQU06ML10 SPQU06ML15 | 2.5P | 100 150 | 23 | - | 50 | 7 | 5.5 | 8 | 3 | 2 | △ |
| 7/16-14UNC | P3 | SPRU07QL15 | 2.5P | 150 | 26 | - | 50 | 8.5 | 6.5 | 9 | 3 | 2 | △ |
| 7/16-20UNF | P2 | SPQU07NL15 | 2.5P | 150 | 26 | - | 50 | 8.5 | 6.5 | 9 | 3 | 2 | △ |