Mountz Box End Wrench Head for TBIH Break-Over Wrenches
Designed for maximum torque and precision, the box end wrench head features a fully enclosed head that grips fasteners securely on all sides. This design prevents slippage, minimizes the risk of rounding off bolt edges, and provides superior leverage for high-torque applications. Whether working in tight spaces or open areas, the box-end wrench ensures a firm, stable grip, making it an essential tool for assembly, maintenance, and repair tasks. It is ideal for high-torque applications and stubborn fasteners, preventing damage to softer materials.
Built for Performance & Durability
- The head ensures precision and accuracy applied from the torque wrench
- Durable 17-4 PH Stainless Steel
- Off-corner loading – reduces wear for extended wrench head life
- New design is available for the TBIH, TBX-12 and TBX-12 ESD wrenches
- Description
- Reviews (0)
Description
CHOOSE THE MODEL BELOW
| Model | Item Name / Number | Wrench Head Size (IN) | Wrench Head Size (MM) | Maximum Torque Range | Torque Units | |
|---|---|---|---|---|---|---|
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Box End Wrench Head 1/8 (TBIH & TBX-12) | 069237 | 1/8″ | 1.5 | N.m | |
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Box End Wrench Head 5/32 (TBIH & TBX-12) | 069238 | 5/32″ | 4 | N.m | |
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Box End Wrench Head 3/16 (TBIH & TBX-12) | 069239 | 3/16″ | 6 | N.m | |
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Box End Wrench Head 7/32 (TBIH & TBX-12) | 069240 | 7/32″ | 12 | N.m | |
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Box Wrench Head 1/4 (TBIH & TBX-12) | 069241 | 1/4″ | 12 | N.m | |
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Box End Wrench Head 9/32 (TBIH & TBX-12) | 069242 | 9/32″ | 12 | N.m | |
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Box End Wrench Head 5/16 (TBIH & TBX-12) | 069243 | 5/16″ | 12 | N.m | |
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Box End Wrench Head 11/32 (TBIH & TBX-12) | 069244 | 11/32″ | 12 | N.m | |
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Box End Wrench Head 3/8 (TBIH & TBX-12) | 069245 | 3/8″ | 12 | N.m | |
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Box End Wrench Head 13/32 (TBIH & TBX-12) | 069246 | 13/32″ | 12 | N.m | |
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Box End Wrench Head 7/16 (TBIH & TBX-12) | 069247 | 7/16″ | 12 | N.m | |
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Box End Wrench Head 1/2 (TBIH & TBX-12) | 069248 | 1/2″ | 12 | N.m | |
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Box End Wrench Head 9/16 (TBIH & TBX-12) | 069249 | 9/16″ | 12 | N.m | |
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Box End Wrench Head 5/8 (TBIH & TBX-12) | 069250 | 5/8″ | 12 | N.m | |
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Box End Wrench Head 11/16 (TBIH & TBX-12) | 069251 | 11/16″ | 12 | N.m | |
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Box End Wrench Head 3/4 (TBIH & TBX-12) | 069252 | 3/4″ | 12 | N.m | |
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Box End Wrench Head 7/8 (TBIH & TBX-12) | 069254 | 7/8″ | 12 | N.m | |
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Box End Wrench Head 3mm (TBIH & TBX-12) | 069255 | 3 | 1.3 | N.m | |
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Box End Wrench Head 5mm (TBIH & TBX-12) | 069256 | 6 | N.m | ||
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Box End Wrench Head 6mm (TBIH & TBX-12) | 069258 | 6 | 12 | N.m | |
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Box Head 6.5mm (for TBIH & TBX-12) | 069259 | 6.5 | 12 | N.m | |
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Box Wrench Head 7mm (TBIH & TBX-12) | 069260 | 7 | 12 | N.m | |
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Box End Wrench Head 8mm (TBIH & TBX-12) | 069261 | 8 | 12 | N.m | |
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Box End Wrench Head 9mm (TBIH & TBX-12) | 069262 | 9 | 12 | N.m |
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Box End Wrench Head 10mm (TBIH & TBX-12) | 069263 | 10 | 12 | N.m | |
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Open End Wrench Head 11mm (TBIH & TBX-12) | 069264 | 11 | 12 | N.m | |
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Box End Wrench Head 12mm (TBIH & TBX-12) | 069265 | 12 | 12 | N.m | |
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Box End Wrench Head 13mm (TBIH & TBX-12) | 069266 | 13 | 12 | N.m | |
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Box End Wrench Head 14mm (TBIH & TBX-12) | 069267 | 14 | 12 | N.m | |
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Box End Wrench Head 15mm (TBIH & TBX-12) | 069268 | 15 | 12 | N.m | |
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Box End Wrench Head 17mm (TBIH & TBX-12) | 069269 | 17 | 12 | N.m | |
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Box End Wrench Head 20mm (TBIH & TBX-12) | 069272 | 20 | 12 | N.m |
Related Mountz pages in Singapore
- Browse all TBIH Wrench Heads and the wider Torque Wrenches range.
- See the full Mountz torque tools range in Singapore.
- Read our engineers’ guides to torque control basics and choosing between a torque wrench, screwdriver or multiplier.
- Verify tool output in-house with the Mountz EZ-TorQ III torque analyzer.
Phil Industries, an authorised Mountz distributor in Singapore, supplies this product with selection advice and after-sales support. Call +65 6555 1745, WhatsApp +65 9853 9030 or email sales@phil-industries.com.sg.


































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