5PCS 4mm Window and for Door Adjustment Set Fitting Wrench for Bike

Details

• Complete 5-Piece Set: Includes 2 ball head wrenches, 2 standard wrenches, and 1 angle bearing wrench - all precisely sized at 4mm for seamless window, door, and bike adjustment tasks.
• Hardened Steel Construction: from LONGLASTING steel with enhanced hardness and wear resistance, delivering reliable performance during repeated use in home and workshop settings.
• Non-Slip Ergonomic Handles: Dual-key design with textured shrink film coating insures secure grip and control, reducing hand fatigue during extended tightening or fine-tuning .
• Wide Application Range: Optimized for casement window hinges, hex screws in window locks, fly screen frames, blind mechanisms, and bicycle component adjustments - perfect for DIYers and maintenance technicians.
• True-to-Size Fit: Designed for exact 4mm fasteners; always refer to the manufacturer's SIZE CHART before selecting - not the size chart - to insure proper fit and function.