5/16″ R8 END MILL HOLDER (3900-1211)

5/16″ R8 END MILL HOLDER (3900-1211) (SKU: 3900-1211)

5/16″ R8 End Mill Holder

• Hardened and ground
• For Bridgeport type milling machines
• For double and single end mills
• Drawbar end thread is 7/16″-20

Specifications

• 5/16″ R8 End Mill Holder
• Hardened and ground.
• For Bridgeport type milling machines.
• For double and single end mills.
• Drawbar end thread is 7/16″-20.
• Weight: 1
• 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.