1/8-3/4 TAPER DRILL CHUCK (TDC-750)

JET 561709, 1/8 Inch -3/4 Inch Taper Mount Drill Chuck x JT-4.
JET 56 Constructed from high-grade alloy steel, the TDC-750, Taper Mount Drill Chuck 1/8-3/4-Inch x JT-4 from JET delivers rugged dependability for tough drilling jobs. The precision-made jaws are fitted to withstand 115 psi of torque without deformation for added reliability. The Jet hand drill chuck features heat-treated mechanics for superior surface hardening and improved wear resistance. A large chuck diameter accommodates drill shanks between 1/8 to 3/4 Inch for maximum versatility. The Jet TDC-750 taper mount drill chuck meets the exacting standards of JIS specifications for superior fit and performance in a wide variety of equipment. Package includes a Jet keyed drill chuck with Jacobs JT-4 taper fit and hardened chuck key for easy use right out of the box. Precision-made jaws are designed to resist twisting pressures up to 115 psi for high-torque drilling applications.