Bosch S3 Chuck Key

The Bosch S3 Chuck Key is a replacement chuck key designed to restore full functionality to keyed drill chucks when the original key has been lost or damaged. Selecting the correct key type is essential for a proper fit. This model is Type C, so it is important to verify your chuck's required key type before ordering — Bosch replacement keys are available in types A, B, C, D, F, and G to suit a range of keyed chucks. With a compact overall length of 110mm and a key diameter of 6mm, this chuck key is a practical workshop spare for electricians, joiners, and general contractors who rely on keyed chuck drills as part of their daily toolkit. Features and Benefits: • Genuine Bosch replacement chuck key for keyed chucks • Type C configuration — verify chuck compatibility before purchase • Compact and lightweight at 64g, easy to store with your drill Specifications: Key type: C Reference type: S2 Outer length (L1): 110mm Key length (L2): 40mm Key width (SW): 4mm Key diameter (Z): 6mm Net weight: 0.064kg