Nine Pack Boring Head Set With R8 Shank One Half Inch Boring Bar Carbide Construction For Bridgeport Milling Replacement Kit For Machine Shop Pros High Precision Lead Screw Readout For Exact Depth Heavy Duty Steel Build

Nine-Head Boring Head Set with R8 Shank and 1/2" Carbide Bars
✔️ 2 x boring heads with R8 shank, 1/2" bore, 5/8" offset, 9 carbide bars

This heavy-duty boring head set with R8 shank is designed for Bridgeport-style milling machines and other machine shop equipment. It includes nine carbide boring bars and a micrometer lead screw for precise depth readings.

✅ Head size: 2 inches; Shank: R8
✅ Boring bar hole: 1/2 inch; Cross hole dia: 1/2 inch
✅ Maximum offset: 5/8 inch
✅ Includes: 9 x 1/2 inch carbide boring bars and 3 x Allen wrenches
✅ Micrometer lead screw reads to 0.0001 direct depth readout
✅ Double bar holder expands boring range

💡 What is a boring head set used for in precision milling?

This handy kit helps you achieve accurate holes and depth control in metalworking projects.

• Improves hole concentricity and depth control across passes
• Great for Bridgeport-type milling machines with R8 shanks
• Carbide bars resist wear for longer tool life
• Micrometer lead screw provides tiny, repeatable depth readings

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