The Omega Products Hex Key is sized for a 6 mm hex socket and features a 130L length, giving you the leverage and reach you need for everyday drilling setups. Its hexagonal end matches the chuck socket precisely, minimizing wear and slippage during tightening. Precise 6 mm hex fit: The hexagonal end engages the drill chuck socket securely, reducing slipping and wear during tightening. Long, 130L shaft: Provides ample reach and stable leverage for comfortable, controlled adjustments in tight spaces. Sturdy, purpose-built design for hex key chucks: Engineered to withstand regular use in setups that rely on hex-key tightening for reliable fastening and quick adjustments. With this Hex Key, you’ll experience faster chuck setup, fewer slip-ups, and consistent results across jobs. The precise fit and durable construction translate into smoother workflows, reduced downtime, and greater confidence when assembling or servicing drill chucks.