3 PIECE STEEL INTERNAL HARD JAW SET FOR 4″ 3-JAW K11 100 LATHE CHUCK (3900-4742)

3 PIECE STEEL INTERNAL HARD JAW SET FOR 4″ 3-JAW K11 100 LATHE CHUCK (3900-4742) (SKU: 3900-4742)

3 Piece Steel Hard Jaw Set For 4″ 3-Jaw K11 100 Lathe Chuck (3900-4742)

• Set includes 3 pieces
• Fits most 3-jaw self-centering lathe chucks with replaceable internal jaws
• Top jaws, also known as hard or step jaws, hold a workpiece during an operation

Specifications

• 3 Piece Steel Hard Jaw Set For 4″ 3-Jaw K11 100 Lathe Chuck (3900-4742)
• Set includes 3 pieces.
• Fits most 3-jaw self-centering lathe chucks with replaceable internal jaws.
• Top jaws, also known as hard or step jaws, hold a workpiece during an operation.
• Weight: 0.75
• Dimensions: L 3, W 1, H 6

Benefits

• Industrial-grade tooling designed for dependable shop performance.
• Supports consistent results when applied with correct setup practices.
• A practical choice for U.S. machine shops and maintenance work.

Recommended use

• Confirm compatibility (size, interface, machine capacity) before ordering.
• Follow safe operating practices and use appropriate PPE.
• Optimize setup rigidity and process parameters for best results.

USA Warehouse Stock — Fast U.S. fulfillment.