Extended Catalogue Item
Available to order — typical 14‑day delivery. Enquiries welcome.
1
/
of
1
GB/ISO Standard General HSS-E Straight Flute Tap - M8 to M20x2
GB/ISO Standard General HSS-E Straight Flute Tap - M8 to M20x2
GB/ISO Standard General HSS-E Straight Flute Tap
High-speed steel extra (HSS-E) straight flute taps manufactured to GB/ISO standards for medium to large metric threading applications.
Specifications:
- Material: HSS-E (High-Speed Steel Extra)
- Standard: GB/ISO (Chinese National Standard / International Organization for Standardization)
- Type: Straight Flute (Hand Tap)
- Coating: TiCN (Titanium Carbonitride)
- Thread Standard: Metric M (F)
- Thread Type: GB/T
- Shank Type: 6HX (Hexagonal)
Available Sizes:
M8, M10, M12, M14, M16, M18, M20, M8x0.5, M10x1, M12x1.25, M14x1.25, M16x1.5, M18x1.5, M10x1.25, M12x1.5, M14x1.5, M16x1.5, M18x2, M10x0.75, M12x1, M14x1, M16x1, M18x1.25, M20x1.5, M20x2
Size Chart:
| Size | Pitch | O.A. Length (L) | Thread Length (l₁) | Working Length (l₂) | Shank ø (d₁) | Square Size (k×lk) | Drill ø |
|---|---|---|---|---|---|---|---|
| M8 | 1.25 | 72 | 11.8 | 37 | 6.3 | 5×8 | 6.8 |
| M10 | 1.5 | 80 | 14.3 | 41 | 8 | 6.3×9 | 8.5 |
| M12 | 1.75 | 89 | 16.3 | 48 | 9 | 7×10 | 10.3 |
| M14 | 2 | 95 | 18 | 52 | 11.2 | 9×12 | 12 |
| M16 | 2 | 102 | 18 | 58 | 12.5 | 10×13 | 14 |
| M18 | 2.5 | 112 | 22.5 | 62 | 14 | 11×14 | 15.5 |
| M20 | 2.5 | 118 | 22.5 | 65 | 16 | 11.2×14 | 17.5 |
| M8×0.5 | 0.75 | 72 | 13.8 | 37 | 6.3 | 5×8 | 7.5 |
| M10×1 | 1 | 80 | 18.3 | 41 | 8 | 6.3×9 | 9 |
| M12×1.25 | 1.25 | 89 | 21.3 | 48 | 9 | 7×10 | 10.8 |
| M14×1.25 | 1.25 | 95 | 21.3 | 52 | 11.2 | 9×12 | 12.8 |
| M16×1.5 | 1.5 | 102 | 26.3 | 58 | 12.5 | 10×13 | 14.5 |
| M18×1.5 | 1.5 | 112 | 26.3 | 62 | 14 | 11×14 | 16.5 |
| M10×1.25 | 1.25 | 89 | 21.3 | 48 | 9 | 7×10 | 8.8 |
| M12×1.5 | 1.5 | 95 | 26.3 | 52 | 11.2 | 9×12 | 10.5 |
| M14×1.5 | 1.5 | 102 | 26.3 | 58 | 12.5 | 10×13 | 12.5 |
| M16×1.5 | 1.5 | 112 | 26.3 | 62 | 14 | 11×14 | 14.5 |
| M18×2 | 2 | 118 | 30 | 65 | 16 | 11.2×14 | 16 |
| M10×0.75 | 0.75 | 118 | 37.5 | 58 | 14 | 11×14 | 9.3 |
| M12×1 | 1 | 118 | 37.5 | 58 | 14 | 11×14 | 11 |
| M14×1 | 1 | 118 | 37.5 | 58 | 14 | 11×14 | 13 |
| M16×1 | 1 | 118 | 37.5 | 58 | 14 | 11×14 | 15 |
| M18×1.25 | 1.25 | 118 | 37.5 | 58 | 14 | 11×14 | 16.5 |
| M20×1.5 | 1.5 | 118 | 37.5 | 58 | 14 | 11×14 | 18.5 |
| M20×2 | 2 | 118 | 37.5 | 58 | 14 | 11×14 | 18 |
Technical Notes:
- Straight flute design for general purpose threading
- HSS-E construction provides heat resistance and durability
- TiCN coating reduces friction and extends tool life
- 6HX hexagonal shank for secure tool holding
- Conforms to GB/ISO dimensional standards
- Comprehensive range includes both standard and fine pitch options
Applications:
Suitable for threading operations in steel, stainless steel, cast iron, and non-ferrous metals. General purpose hand tapping applications.
For Technical Information & Trouble Shooting click here
