Jacobs 7BA 3/8 in. Plain Bearing Heavy-Duty Chuck, 1/4 in. Capacity, 3/8 in.-24 Mount

Engineered for precision, this heavy-duty plain bearing chuck features center-ground jaws for absolute straightness and alignment. The through-hardened sleeve and one-piece design provide outstanding wear resistance and durability for demanding applications.

• Jaws are center-ground to ensure absolute straightness and alignment during operation.
• One-piece sleeve design eliminates cracks between driving teeth for enhanced durability.
• Through-hardened sleeve teeth, nose, and keyholes provide superior wear resistance.
• Each chuck undergoes 100% inspection to guarantee performance and precision.
• High precision with a maximum T.I.R. of 0.004 in. at half capacity.
• Versatile capacity ranging from a 0.04 in. minimum to a 0.250 in. maximum.
• Standard 3/8 in.-24 mounting for secure installation.