3/8"×6" Indexable Boring Bar S6-STUCR2 + TCMT110204 Insert | USA Stock

Core Specs & Key Angles

Shank Size: 3/8" × 6" (Diameter × Overall Length)

Model: S06-STUCR11-2 / S6-STUCR2 (Dimension Style S06-STUCR2, Set/Style B)

Relief Angle: 7°

Boring Lead Angle: Negative 5°

Side & End Cutting Edge Angle: 3°

Minimum Bore: 0.500"

Screw Size: M2.5 × 8

Insert Compatibility: TCMT-21.5 80° diamond inserts (Replacement: TCMT-21.51 #6003-5021)

Package Contents

✅ 1× S6-STUCR2 Indexable Boring Bar

✅ 1× TCMT110204 Insert (80° diamond, included for immediate use)

✅ 1× T-8 Torx Wrench (for quick installation & adjustment)

Core Advantages

✅ Indexable Design: Easy insert replacement, cost-effective for long-term use

✅ Precision Angles: 7° relief / -5° lead / 3° cutting edge angles, ensures smooth semi-finishing/finishing

✅ Integrated Insert: TCMT110204 insert included, ready to use out of the box

✅ Profiling Specialized: Optimized for semi-finishing & finishing operations

✅ USA Stock: Fast delivery, no long waiting for machining projects

Product Application

Specialized profiling boring bar, ideal for semi-finishing and finishing internal boring operations on CNC lathes/turning machines. Matches standard TCMT series inserts, suitable for machining common metal materials with precise dimension requirements.

Compatibility Note

Replacement inserts for this boring bar are TCMT-21.51 (#6003-5021), universal standard size for easy purchase and replacement.

On Jan 28, 2026 at 00:46:58 PST, seller added the following information: