Omega Products BT40 Drill Chuck NCDC High Accuracy - 1mm - 13mm Capacity - 105mm Gauge LengthBT40 NCDC High Accuracy Drill Chucks are engineered to deliver exceptional precision and reliability in drilling applications. These drill chucks are specifically designed for BT40 spindle machines and offer high accuracy performance. The NCDC (Non Climbing Dead Center) design ensures a secure grip on the drill bit, eliminating any potential slippage during drilling operations. With their high accuracy rating, these chucks provide consistent and