Tungaloy JBRR07290050-D068 SH730 Carbide Boring Bar 0.268''

Description:

The Tungaloy JBRR07290050-D068 SH730 carbide boring bar is used in CNC internal boring and precision metal cutting systems. Commonly installed in CNC lathes, Swiss-type lathes, turning centers, and precision machining equipment for small-diameter internal boring operations. Maintenance teams, machinists, and manufacturing engineers use this tool for replacement, production machining, and precision internal boring applications.

Applications:

The Tungaloy JBRR07290050-D068 SH730 carbide boring bar is designed for precision internal boring of small bores where rigidity, dimensional accuracy, and surface finish are critical. Its solid carbide shank minimizes vibration while the SH730-grade cutting head provides excellent wear resistance and stable cutting performance. It is widely used for machining hydraulic components, valve bodies, aerospace parts, medical components, and precision mechanical parts on CNC turning centers and Swiss-type machines.

Technical Specifications:

• Manufacturer: Tungaloy
• Manufacturer Part Number (MPN): JBRR07290050-D068
• Grade: SH730
• Product Type: Carbide boring bar
• Tool Type: Indexable internal boring tool
• Shank Material: Solid carbide
• Shank Diameter: 0.268 in. (6.8 mm)
• Minimum Bore Diameter: 0.290 in. (7.2 mm)
• Cutting Direction: Right-hand
• Insert Grade: SH730
• Mounting Type: Indexable insert clamping system
• Function: Internal boring and finish machining
• Compatible Machine: CNC lathes and Swiss-type turning centers
• Application: Precision internal boring of steel, stainless steel, and alloy materials
• Application Environment: Automotive, aerospace, medical, hydraulic, and general precision machining industries

Common Replacements:

• Tungaloy JBRR07290050-D060 SH730 carbide boring bar
• Tungaloy JBRR08100060-D080 SH730 carbide boring bar
• Tungaloy A/E-SCLC carbide boring bar