BEYOND VBMT Boring Bars – Internal Turning Toolholder Series

The BEYOND VB INSERT boring bar series is designed for high-precision internal turning operations using VBMT positive rhombic carbide inserts. This comprehensive ISO-standard series includes SVZBR/L, SVXBR/L, SVWBR/L, SVUBR/L, SVQBR/L, and SVJBR/L toolholders, covering a wide range of internal diameters and machining requirements. These boring bars deliver excellent rigidity, stable insert positioning, and consistent surface quality in CNC lathe and turning-center applications.

Included Toolholder Families

• SVZBR / SVZBL – Heavy-duty internal boring bars for demanding cutting conditions.
• SVXBR / SVXBL – Slim shank design for small-diameter and deep bores.
• SVWBR / SVWBL – Reinforced structure for improved rigidity and vibration control.
• SVUBR / SVUBL – Universal boring bars suitable for profiling and facing.
• SVQBR / SVQBL – Compact, high-precision holders for finishing operations.
• SVJBR / SVJBL – Balanced design for stable cutting and dimensional accuracy.

Key Features & Benefits

• Fully compatible with standard VBMT positive inserts.
• Positive rake geometry for low cutting forces and smooth chip flow.
• High-strength alloy steel shank minimizes vibration during internal turning.
• Secure insert clamping ensures repeatable positioning and long tool life.
• Available in right-hand and left-hand configurations.
• ISO-compliant design for global CNC compatibility.

Typical Applications

• Internal turning and boring
• Internal profiling and contour machining
• Shoulder and step machining inside bores
• Finishing and semi-finishing operations
• Small to medium diameter internal machining

VBMT Insert Compatibility

• VBMT110304 / VBMT110308
• VBMT160404 / VBMT160408
• VBMT220404 / VBMT220408

Machinable Materials

• Carbon steel and alloy steel
• Stainless steel
• Cast iron
• Non-ferrous metals

Why Choose BEYOND?

BEYOND is a professional supplier of CNC cutting tools, focusing on ISO-standard toolholders with strict quality control, consistent dimensional accuracy, and reliable machining performance. Our VBMT boring bars are trusted by global manufacturers, distributors, and machine shops.

SEO Keywords & Long-Tail Search Terms

• VBMT boring bar
• Internal turning toolholder for VBMT inserts
• SVZBR SVZBL VBMT boring bar
• SVXBR SVXBL small diameter boring bar
• SVUBR SVUBL CNC internal turning tool
• SVQBR SVQBL precision boring bar
• VBMT internal turning tool for CNC lathe
• Positive rake boring bar for steel and stainless steel

Supply & Technical Support

BEYOND provides worldwide shipping, OEM/ODM services, bulk order support, and professional technical assistance for internal turning and boring applications.