
Center Punches
SATA ST42203SC Double Box End Wrench 11 x 13mm
About this itemCIVIL SPEC APPROVED
- About this item• Double box end wrench design with 2 sizes per wrench• 40° offset double box end design provides better access to recessed fasteners• Off-corner loading design on box ends provide better grip and reduces fastener rounding• Sleek head design enables access to tight spots where a ratchet will not fit BS EN COMPLIANT
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Uses & Advantages
Primary Uses
- For the structural repair of concrete elements where high compressive strength and low permeability are required.
- Suitable for columns, beams, piers, and heavy industrial slabs.
Key Advantages
- High compressive strength (> 70 N/mm² at 28 days
- Shrinkage compensated
- Low permeability provides high resistance to carbonation and chloride ingress
- Pre-bagged unit eliminates site batching errors
FEATURES & BENEFITS
Key Advantage
High compressive strength (> 70 N/mm² at 28 days
Key Advantage
Shrinkage compensated
Key Advantage
Low permeability provides high resistance to carbonation and chloride ingress
Key Advantage
Pre-bagged unit eliminates site batching errors
Dual-Box End Design: Features 11mm and 13mm box ends for versatile applications, allowing you to work on a variety of fasteners.
Chrome Vanadium Steel Construction: Crafted from durable chrome vanadium steel for enhanced strength, perfect for demanding tasks.
Corrosion-Resistant Chrome Finish: The chrome finish provides additional protection against rust and corrosion, extending the tool's lifespan.
Precision-Engineered Box Ends: Designed to fit fasteners precisely, preventing slippage and ensuring a firm grip for efficient work.
Slim and Compact Profile: Its slim design makes it easy to access fasteners in confined spaces, enhancing overall convenience.
Ergonomic Non-Slip Handle: Offers a secure, comfortable grip, reducing hand fatigue and improving control during extended use.
Lightweight Yet Durable: Ensures comfortable handling without compromising on the wrench's strength or performance.
Laser-Etched Size Markings: Provides clear and permanent size markings for easy identification, speeding up tool selection.
Key Specifications
DOWNLOADS & DATA SHEETS
Storage & Handling Guidelines
- Store in original unopened sealed container in cool, dry indoor conditions.
- Keep away from direct sunlight, rain, frost, and high humidity environment.
- Shelf life is 12 months when stored properly between +5°C and +35°C.
- Reseal opened containers immediately after use to prevent moisture contamination.

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