
■ Spiral flutes continuously curl the chips and discharge them back toward the shank of the tap. Spiral flute taps are the most suitable for blind hole processing.
Medium carbon steels High carbon steels
(m/min) (m/min)
Segment:1H
| Size | Class | Code | Chamfer | L (mm) | ℓ (mm) | ℓs (mm) | Ds (mm) | K (mm) | ℓk (mm) | No. of flutes | TYPE |
| For G | Threa | ds | l | ||||||||
| G 1/16-28 | - | SVG0010NEB | 2.5P | 90 | 12 | 46 | 6 | 4.9 | 8 | 3 | 1 |
| G 1/8-28 | - | SVG0020NEB | 2.5P | 90 | 12 | 46 | 7 | 5.5 | 8 | 3 | 1 |
| G 1/4-19 | - | SVG0040NEB | 2.5P | 100 | 14 | 51 | 11 | 9 | 12 | 3 | 1 |
| G 3/8-19 | - | SVG0060NEB | 2.5P | 100 | 14 | 51 | 12 | 9 | 12 | 3 | 1 |
| G 1/2-14 | - | SVG0080NEB | 2.5P | 125 | 18 | 64 | 16 | 12 | 15 | 4 | 1 |
| G 3/4-14 | - | SVG0120NEB | 2.5P | 140 | 20 | 71 | 20 | 16 | 19 | 4 | 1 |
| G 7/8-14 | - | SVG0140NEB | 2.5P | 150 | 20 | 77 | 22 | 18 | 21 | 4 | 1 |
| G 1 -11 | - | SVG0160NEB | 2.5P | 160 | 20 | 82 | 25 | 20 | 23 | 4 | 1 |
| G 1 1/8-11 | - | SVG0180NEB | 2.5P | 170 | 20 | 87 | 28 | 22 | 25 | 4 | 1 |
| G 1 1/4-11 | - | SVG0200NEB | 2.5P | 170 | 20 | 87 | 32 | 24 | 27 | 4 | 1 |
| G 1 1/2-11 | - | SVG0240NEB | 2.5P | 190 | 25 | 97 | 36 | 29 | 32 | 4 | 1 |