Open-End Wrench Dedra 12 x 13 mm model 1474, chrome-plated steel

The Open-End Wrench Dedra 12 x 13 mm model 1474 is a compact handheld tool designed for turning hexagonal nuts and bolts. Each end features a different jaw size — 12 mm and 13 mm — allowing quick changes between adjacent fastener sizes without needing multiple separate wrenches. The body is formed from chrome-plated steel to improve corrosion resistance and surface hardness while maintaining a slim profile for access in tighter spaces. The tool operates manually and has no moving parts, offering straightforward, reliable performance for a range of repair and maintenance tasks.

Advantages

The chrome-plated steel construction reduces susceptibility to rust and eases cleaning after use. The dual-size open ends save space in a toolbox and provide immediate compatibility with common metric fasteners. Its simple, one-piece design minimizes failure points and requires no maintenance beyond routine cleaning and storage. The slim head and short length make it practical for use in restricted areas where a full-size wrench or socket may not fit.

Suitable for

• Automotive maintenance and minor repairs
• Mechanical assembly and disassembly of machinery
• Household repairs and furniture assembly
• Plumbing fixtures and light electrical work where access is limited

Key specifications

• Wrench type: open-end, double-ended
• End sizes: 12 mm and 13 mm
• Material: chrome-plated steel
• Finish: polished chrome plating for corrosion resistance
• Operation: manual, non-powered, no moving parts

How to use

Select the end with the jaw that matches the hex nut or bolt head. Place the open jaws fully over the fastener, ensuring a square fit to minimize slippage and rounding. Apply steady turning force in the required direction while maintaining firm contact; reposition the wrench as needed for additional leverage. After use, wipe the tool clean of grease or debris and store it in a dry tool organizer to preserve the chrome finish and prevent corrosion.

Usage recommendations

Use the correct end size to avoid damaging fasteners. Do not apply excessive impact or use the wrench as a hammer or prying tool. For higher torque requirements, consider using an appropriately sized box-end wrench or a socket and ratchet. Keep the wrench dry and clean to maintain the chrome plating and prolong service life.