FISCHER Three-Arm Hex Key Set 4/5/6 mm, Hardened Steel, Y-Type 85513

Working with hex screws in tight or awkward spaces can be slow and frustrating, especially when you need to switch between different sizes. The FISCHER three-arm hex key solves this by putting 4 mm, 5 mm, and 6 mm keys into one compact Y-shaped tool, so the right size is always at hand.

Who is it for

This tool is for technicians, mechanics, bicycle enthusiasts, furniture assemblers, and DIYers who regularly work with hex screws and want a durable, space-saving solution for fastening and loosening.

Main features

• Three hex sizes in one tool: 4 mm, 5 mm, and 6 mm
• Y-shaped design provides extra leverage and a comfortable grip
• Made from hardened steel for high strength and wear resistance
• Polished steel finish for a smooth, clean surface
• Compact and easy to store in a toolbox or pocket

Specifications

• Tool type: Hex key set
• Key design: Three-arm (Y-type)
• Hex key sizes: 4 mm, 5 mm, 6 mm
• Material: Hardened steel
• Surface finish: Polished steel
• Number of keys: 3 (integrated into one tool)
• Drive type: Internal hexagon
• Application: Assembly, maintenance, repair, bicycle repair, furniture assembly
• Packaging quantity: 1 piece (single three-arm tool)

Tips

Keep the tool clean and dry after use to maintain its finish. The Y-shape gives you more torque than a standard L-key, making it easier to break loose stubborn screws.