kwb 372321 Chave de caixa sextavada 1/2 polegadas encaixe 21 mm 6 lados

This 1/2" drive 21 mm socket is a precision tool for loosening and tightening hexagonal bolts and nuts. Its 6-point profile grips fasteners securely, reducing the risk of rounding. Made from hardened chrome vanadium steel with a matte chrome-plated finish, it resists corrosion and withstands heavy use. The square drive fits standard 1/2" ratchets, breaker bars, and extension bars. Compliant with DIN 3124.

Advantages

Chrome vanadium steel construction offers high strength and durability. The matte chrome plating provides corrosion resistance and a secure grip. The 6-point design ensures maximum contact with hex fasteners, preventing slippage. Cold-forged manufacturing enhances structural integrity.

Suitable for

• Automotive repair and maintenance
• Mechanical and industrial applications
• Use with 1/2" square drive tools

Key specifications

• Drive size: 1/2 inch
• Socket size: 21 mm
• Number of points: 6
• Material: Chrome vanadium steel
• Finish: Matte chrome-plated
• Overall length: 38 mm
• Standard: DIN 3124

Recommendations

For best results, use with a compatible 1/2" drive ratchet or impact wrench. Ensure the socket is fully seated on the fastener before applying torque.