Precise 12" Chuck Size Soft Steel Jaws - 3900-4762

• American Standard Tongue & Groove
• Set includes 3 pieces
• Supplies maximum concentricity on finish turning operations.
• Can be bored or turned to fit workpiece.
• Jaws can be hardened.
• Chuck Size 12".
• Groove Width D is 0.500
• Tongue Width G is 3/4
• Screw Size E is 1/2
• Hole Space F is 2.500
• Tongue to Front H is 1.398
• Tongue Position C is Offset
• Width Inch A is 1-9/16
• Length Inch B is 4-15/16
• Height Inch is 2-1/8
• For use on Buck, Bison, Cushman, Huron, PBA, Yuasa and Rohm Chucks.

For More Precise Soft Steel Jaws Click Here