CHK KEYLESS HD 1/2 X 3/8-2

o Split Bite Jaw: Increases Grip Over Standard Bite Chucks By Providing More Contact with the Bit.o Superior Gripping Force: Provides High Mechanical Advantage to Convert Hand Tightening Torque Into Superior Bit Gripping Force.o Hammerlock(R) Mechanism: Pos

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Model: 286543
Manufacturers Part #: 31037D
Also Known As: JAC-31037D