Product Overview
The TWH-NRH range of imperial hexagon ratchet heads, suitable for use with TWH-N series low profile hydraulic torque wrenches, provide exceptional flexibility with across flats (AF) sizes from 1 1/16” to 6 7/8” available as standard. All models feature extremely low profile design combined with a minimum nose radius (R) that enables fitment in very confined limited access places.
- Choice of standard imperial sizes
- Easily fitted to TWH-N drive units
- Strong steel construction
Product resources
Technical specifications
| Bolt Size | Nut AF Size | For TWH27N | For TWH54N | For TWH120N | For TWH210N | For TWH430N | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Model Number | R mm | Wt kg | Model Number | R mm | Wt kg | Model Number | R mm | Wt kg | Model Number | R mm | Wt kg | Model Number | R mm | Wt kg | ||
| 5/8" | 1 1/16" | TWH27NRH-101 | 10.5 | 1.5 | ||||||||||||
| 3/4" | 1 1/4" | TWH27NRH-104 | 9.8 | 1.6 | ||||||||||||
| 7/8" | 1 7/16" | TWH27NRH-107 | 9.8 | 1.6 | TWH54NRH-107 | 13.5 | 2.9 | |||||||||
| 1" | 1 5/8" | TWH27NRH-110 | 10 | 1.6 | TWH54NRH-110 | 10.8 | 2.8 | |||||||||
| 1 1/8" | 1 13/16" | TWH27NRH-113 | 10.5 | 1.7 | TWH54NRH-113 | 10.7 | 2.9 | |||||||||
| 1 1/4" | 2" | TWH27NRH-200 | 10 | 1.7 | TWH54NRH-200 | 11.7 | 3.0 | TWH120NRH-200 | 14.8 | 5.8 | ||||||
| 1 3/8" | 2 3/16" | TWH27NRH-203 | 9.8 | 1.8 | TWH54NRH-203 | 11.8 | 3.1 | TWH120NRH-203 | 14.7 | 6.1 | ||||||
| 1 1/2" | 2 3/8" | TWH27NRH-206 | 10.3 | 1.8 | TWH54NRH-206 | 11.8 | 3.2 | TWH120NRH-206 | 14.8 | 6.4 | ||||||
| 1 5/8" | 2 9/16" | TWH54NRH-209 | 11.6 | 3.3 | TWH120NRH-209 | 14.8 | 6.4 | |||||||||
| 1 3/4" | 2 3/4" | TWH54NRH-212 | 11.8 | 3.4 | TWH120NRH-212 | 14.9 | 6.5 | TWH210NRH-212 | 18.3 | 12.1 | ||||||
| 1 7/8" | 2 15/16" | TWH54NRH-215 | 14.8 | 3.5 | TWH120NRH-215 | 14.9 | 6.5 | TWH210NRH-215 | 18.3 | 12.2 | ||||||
| 2" | 3 1/8" | TWH54NRH-302 | 12.1 | 3.5 | TWH120NRH-302 | 15.1 | 6.5 | TWH210NRH-302 | 18.5 | 12.3 | TWH430NRH-302 | 26 | 23.2 | |||
| 2 1/4" | 3 1/2" | TWH120NRH-308 | 16.9 | 7.9 | TWH210NRH-308 | 19.3 | 12.4 | TWH430NRH-308 | 26.8 | 23.9 | ||||||
| 2 1/2" | 3 7/8" | TWH120NRH-314 | 19.6 | 8.5 | TWH210NRH-314 | 19.5 | 12.5 | TWH430NRH-314 | 26.5 | 25.7 | ||||||
| 2 3/4" | 4 1/4" | TWH210NRH-404 | 19.5 | 13.3 | TWH430NRH-404 | 26.9 | 26.1 | |||||||||
| 3" | 4 5/8" | TWH210NRH-410 | 19.3 | 13.8 | TWH430NRH-410 | 25.9 | 26.3 | |||||||||
| 3 1/4" | 5" | TWH430NRH-500 | 27.4 | 27.9 | ||||||||||||
| 3 1/2" | 5 3/8" | TWH430NRH-506 | 25.8 | 28.3 | ||||||||||||
| 3 3/4" | 5 3/4" | TWH430NRH-512 | 24.8 | 29.3 | ||||||||||||
| 4" | 6 1/8" | TWH430NRH-602 | 25 | 30.1 | ||||||||||||
| 4 1/4" | 6 1/2" | TWH430NRH-608 | 25 | 31.0 | ||||||||||||
| 4 1/2" | 6 7/8" | TWH430NRH-614 | 27.3 | 31.8 | ||||||||||||
Services and support
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