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BEYOND S32T-STUCR16 Right Hand Internal Turning Tool Holder | 32mm CNC Boring Bar

BEYOND S32T-STUCR16 Right Hand Internal Turning Tool Holder | 32mm CNC Boring Bar

$55.19 USD
BEYOND S32T-STUCR16 Right-Hand Internal Turning Tool Holder – High-Rigidity 32mm CNC Boring Bar ⚠️ NOTICE TO MACHINISTS: The indexable carbide insert displayed in our product images is for structural layout...
BEYOND S25S-STUCR16 Right Hand Internal Turning Tool Holder | 25mm CNC Boring Bar

BEYOND S25S-STUCR16 Right Hand Internal Turning Tool Holder | 25mm CNC Boring Bar

$33.16 USD
BEYOND S25S-STUCR16 Right-Hand Internal Turning Tool Holder – High-Rigidity 25mm CNC Boring Bar ⚠️ PLEASE NOTE: The indexable carbide insert shown in the product images is for structural demonstration purposes...
BEYOND S25S-STUCR11 Right Hand Internal Turning Tool Holder | 25mm CNC Boring Bar

BEYOND S25S-STUCR11 Right Hand Internal Turning Tool Holder | 25mm CNC Boring Bar

$33.16 USD
BEYOND S25S-STUCR11 Right-Hand Internal Turning Tool Holder – High-Rigidity 25mm CNC Boring Bar ⚠️ PLEASE NOTE: The indexable carbide insert shown in the product images is for structural demonstration purposes...
BEYOND S25S-STUCL16 Left Hand Internal Turning Tool Holder | 25mm CNC Boring Bar

BEYOND S25S-STUCL16 Left Hand Internal Turning Tool Holder | 25mm CNC Boring Bar

$33.16 USD
BEYOND S25S-STUCL16 Left-Hand Internal Turning Tool Holder – High-Rigidity 25mm CNC Boring Bar ⚠️ PLEASE NOTE: The indexable carbide insert shown in the product images is for structural demonstration purposes...
BEYOND S25S-STUCL11 Left Hand Internal Turning Tool Holder | 25mm CNC Boring Bar

BEYOND S25S-STUCL11 Left Hand Internal Turning Tool Holder | 25mm CNC Boring Bar

$33.16 USD
BEYOND S25S-STUCL11 Left-Hand Internal Turning Tool Holder – High-Rigidity 25mm CNC Boring Bar ⚠️ PLEASE NOTE: The indexable carbide insert shown in the product images is for structural demonstration purposes...
BEYOND S20R-STUCR16 Right Hand Internal Turning Tool Holder | 20mm CNC Boring Bar

BEYOND S20R-STUCR16 Right Hand Internal Turning Tool Holder | 20mm CNC Boring Bar

$21.90 USD
BEYOND S20R-STUCR16 Right-Hand Internal Turning Tool Holder – High-Rigidity 20mm CNC Boring Bar ⚠️ PLEASE NOTE: The indexable carbide insert shown in the product images is for structural demonstration purposes...
BEYOND S20R-STUCL16 Left Hand Internal Turning Tool Holder | 20mm CNC Boring Bar

BEYOND S20R-STUCL16 Left Hand Internal Turning Tool Holder | 20mm CNC Boring Bar

$21.90 USD
BEYOND S20R-STUCL16 Left-Hand Internal Turning Tool Holder – High-Rigidity 20mm CNC Boring Bar ⚠️ PLEASE NOTE: The indexable carbide insert shown in the product images is for structural demonstration purposes...
BEYOND S20R-STUCL11 Left Hand Internal Turning Tool Holder | 20mm CNC Boring Bar

BEYOND S20R-STUCL11 Left Hand Internal Turning Tool Holder | 20mm CNC Boring Bar

$21.90 USD
BEYOND S20R-STUCL11 Left-Hand Internal Turning Tool Holder – High-Rigidity 20mm CNC Boring Bar ⚠️ PLEASE NOTE: The indexable carbide insert shown in the product images is for structural demonstration purposes...
BEYOND S18Q-STUCR11 Right Hand Internal Turning Tool Holder | 18mm CNC Boring Bar

BEYOND S18Q-STUCR11 Right Hand Internal Turning Tool Holder | 18mm CNC Boring Bar

$21.53 USD
BEYOND S18Q-STUCR11 Right-Hand Internal Turning Tool Holder – High-Rigidity 18mm CNC Boring Bar ⚠️ PLEASE NOTE: The indexable carbide insert shown in the product images is for structural demonstration purposes...
BEYOND S16Q-STUCR16 Right Hand Internal Turning Tool Holder | 16mm CNC Boring Bar

BEYOND S16Q-STUCR16 Right Hand Internal Turning Tool Holder | 16mm CNC Boring Bar

$18.52 USD
BEYOND S16Q-STUCR16 Right-Hand Internal Turning Tool Holder – High-Rigidity 16mm CNC Boring Bar ⚠️ PLEASE NOTE: The indexable carbide insert shown in the product images is for structural demonstration purposes...
BEYOND S16Q-STUCR11 Right Hand Internal Turning Tool Holder | 16mm CNC Boring Bar

BEYOND S16Q-STUCR11 Right Hand Internal Turning Tool Holder | 16mm CNC Boring Bar

$18.52 USD
BEYOND S16Q-STUCR11 Right-Hand Internal Turning Tool Holder – High-Rigidity 16mm CNC Boring Bar ⚠️ PLEASE NOTE: The indexable carbide insert shown in the product images is for structural demonstration purposes...
BEYOND S16Q-STUCL16 Left Hand Internal Turning Tool Holder | 16mm CNC Boring Bar

BEYOND S16Q-STUCL16 Left Hand Internal Turning Tool Holder | 16mm CNC Boring Bar

$18.52 USD
BEYOND S16Q-STUCL16 Left-Hand Internal Turning Tool Holder – High-Rigidity 16mm CNC Boring Bar ⚠️ PLEASE NOTE: The indexable carbide insert shown in the product images is for structural demonstration purposes...
BEYOND S16Q-STUCL11 Left Hand Internal Turning Tool Holder | 16mm CNC Boring Bar

BEYOND S16Q-STUCL11 Left Hand Internal Turning Tool Holder | 16mm CNC Boring Bar

$18.52 USD
BEYOND S16Q-STUCL11 Left-Hand Internal Turning Tool Holder – High-Rigidity 16mm CNC Boring Bar ⚠️ PLEASE NOTE: The indexable carbide insert shown in the product images is for structural demonstration purposes...
BEYOND S14N-STUCR11 Right Hand Internal Turning Tool Holder | 14mm CNC Boring Bar

BEYOND S14N-STUCR11 Right Hand Internal Turning Tool Holder | 14mm CNC Boring Bar

$16.31 USD
BEYOND S14N-STUCR11 Right-Hand Internal Turning Tool Holder – High-Rigidity 14mm CNC Boring Bar ⚠️ PLEASE NOTE: The indexable carbide insert shown in the product images is for structural demonstration purposes...
BEYOND S14N-STUCL11 Left Hand Internal Turning Tool Holder | 14mm CNC Boring Bar

BEYOND S14N-STUCL11 Left Hand Internal Turning Tool Holder | 14mm CNC Boring Bar

$16.31 USD
BEYOND S14N-STUCL11 Left-Hand Internal Turning Tool Holder – High-Rigidity 14mm CNC Boring Bar ⚠️ PLEASE NOTE: The indexable carbide insert shown in the product images is for structural demonstration purposes...
BEYOND S12M-STUCR11 Right Hand Internal Turning Tool Holder | 12mm CNC Boring Bar

BEYOND S12M-STUCR11 Right Hand Internal Turning Tool Holder | 12mm CNC Boring Bar

$16.14 USD
BEYOND S12M-STUCR11 Right-Hand Internal Turning Tool Holder – High-Rigidity 12mm CNC Boring Bar ⚠️ PLEASE NOTE: The indexable carbide insert shown in the product images is for structural demonstration purposes...
BEYOND S12M-STUCR09 Right Hand Internal Turning Tool Holder | 12mm CNC Boring Bar

BEYOND S12M-STUCR09 Right Hand Internal Turning Tool Holder | 12mm CNC Boring Bar

$16.14 USD
BEYOND S12M-STUCR09 Right-Hand Internal Turning Tool Holder – High-Rigidity 12mm CNC Boring Bar ⚠️ PLEASE NOTE: The indexable carbide insert shown in the product images is for structural demonstration purposes...
BEYOND S12M-STUCL11 Left Hand Internal Turning Tool Holder | 12mm CNC Boring Bar

BEYOND S12M-STUCL11 Left Hand Internal Turning Tool Holder | 12mm CNC Boring Bar

$16.14 USD
BEYOND S12M-STUCL11 Left-Hand Internal Turning Tool Holder – High-Rigidity 12mm CNC Boring Bar ⚠️ PLEASE NOTE: The indexable carbide insert shown in the product images is for structural demonstration purposes...
BEYOND S10K-STUCR11 Right Hand Internal Turning Tool Holder | 10mm CNC Boring Bar

BEYOND S10K-STUCR11 Right Hand Internal Turning Tool Holder | 10mm CNC Boring Bar

$14.85 USD
Overview Introducing the S10K-STUCR11 Mechanical Lathe CNC Internal Boring Bar Tool Holder, engineered for precision and versatility. Designed with a 95° cutting edge angle and a 7° blade relief angle,...
BEYOND S10K-STUCR09 Right Hand Internal Turning Tool Holder | 10mm CNC Boring Bar

BEYOND S10K-STUCR09 Right Hand Internal Turning Tool Holder | 10mm CNC Boring Bar

$14.85 USD
BEYOND S10K-STUCR09 Right-Hand Internal Turning Tool Holder – High-Rigidity 10mm CNC Boring Bar ⚠️ PLEASE NOTE: The indexable carbide insert shown in the product images is for structural demonstration purposes...
BEYOND S10K-STUCL11 Left Hand Internal Turning Tool Holder | 10mm CNC Boring Bar

BEYOND S10K-STUCL11 Left Hand Internal Turning Tool Holder | 10mm CNC Boring Bar

$14.85 USD
BEYOND S10K-STUCL11 Left-Hand Internal Turning Tool Holder – High-Rigidity 10mm CNC Boring Bar ⚠️ PLEASE NOTE: The indexable carbide insert shown in the product images is for structural demonstration purposes...
BEYOND S10K-STUCL09 Left Hand Internal Turning Tool Holder | 10mm CNC Boring Bar

BEYOND S10K-STUCL09 Left Hand Internal Turning Tool Holder | 10mm CNC Boring Bar

$14.85 USD
BEYOND S10K-STUCL09 Left-Hand Internal Turning Tool Holder – High-Rigidity 10mm CNC Boring Bar ⚠️ PLEASE NOTE: The indexable carbide insert shown in the product images is for structural demonstration purposes...
BEYOND S08K-STUCR09 High-Rigidity 8mm Shank 125mm Length Screw-Down CNC Lathe Micro Internal Hole Boring Bar Tool Holder for TCMT 0902 Inserts

BEYOND S08K-STUCR09 High-Rigidity 8mm Shank 125mm Length Screw-Down CNC Lathe Micro Internal Hole Boring Bar Tool Holder for TCMT 0902 Inserts

$13.50 USD
⚠️ INDUSTRIAL SUPPLY NOTICE: The indexable carbide cutting insert is NOT included with this boring bar package. Product images displaying a mounted insert are provided strictly to illustrate geometric pocket...
BEYOND S08K-STUCL09 Left Hand Internal Turning Tool Holder | 8mm CNC Boring Bar

BEYOND S08K-STUCL09 Left Hand Internal Turning Tool Holder | 8mm CNC Boring Bar

$14.85 USD
BEYOND S08K-STUCL09 Left-Hand Internal Turning Tool Holder – High-Rigidity 8mm CNC Boring Bar ⚠️ PLEASE NOTE: The indexable carbide insert shown in the product images is for structural demonstration purposes...
BEYOND S20R-STUCR11 Right Hand Internal Turning Tool Holder | 20mm CNC Boring Bar

BEYOND S20R-STUCR11 Right Hand Internal Turning Tool Holder | 20mm CNC Boring Bar

$21.90 USD
BEYOND S20R-STUCR11 Right-Hand Internal Turning Tool Holder – High-Rigidity 20mm CNC Boring Bar ⚠️ PLEASE NOTE: The indexable carbide insert shown in the product images is for structural demonstration purposes...
BEYOND S32T-STUCL16 Left Hand Internal Turning Tool Holder | 32mm CNC Boring Bar

BEYOND S32T-STUCL16 Left Hand Internal Turning Tool Holder | 32mm CNC Boring Bar

$55.19 USD
BEYOND S32T-STUCL16 Left-Hand Internal Turning Tool Holder – High-Rigidity 32mm CNC Boring Bar ⚠️ PLEASE NOTE: The indexable carbide insert shown in the product images is for structural demonstration purposes...
BEYOND S12M-STUCL09 Left Hand Internal Turning Tool Holder | 12mm CNC Boring Bar

BEYOND S12M-STUCL09 Left Hand Internal Turning Tool Holder | 12mm CNC Boring Bar

$16.14 USD
BEYOND S12M-STUCL09 Left-Hand Internal Turning Tool Holder – High-Rigidity 12mm CNC Boring Bar ⚠️ PLEASE NOTE: The indexable carbide insert shown in the product images is for structural demonstration purposes...

BEYOND STUCR/L Turning Toolholders – Screw Clamp CNC Boring Bars for TCMT Inserts

BEYOND STUCR/L External Turning Boring Bar – Screw-On Type for TCMT Inserts

The BEYOND STUCR/L boring bar series is a high-rigidity S-type steel shank CNC turning toolholder designed for TCMT triangular inserts. With a 93° approach angle, 7° relief insert support, and screw-on clamping, this toolholder ensures stability, chip evacuation efficiency, and excellent surface finish during external turning operations.

Key Features

  • Compatible Insert: TCMT + last two digits (insert cutting edge length)
  • Clamping Method: S – Screw-on
  • Insert Shape: T – Triangle
  • Cutting Edge Angle: U = 93°
  • Insert Relief Angle: C = 7° Positive
  • Tool Hand: R / L
  • Shank Material: S = Steel Shank

ISO Code Structure Breakdown

Code Section Description
S Shank Type: Steel Shank
08K / 10K / 12M / 14N / 16Q / 18Q / 20R / 25S / 32T / 40T / 40U Shank Diameter (08 / 10 / 12 / 14 / 16 / 18 / 20 / 25 / 32 / 40 mm)
Bar Length Code (K, M, N, Q, R, S, T, U)
STUCR / STUCL S: Screw Clamping
T: Triangle Insert
U: 93° Cutting Edge Angle
C: 7° Relief Angle
R / L: Right or Left Hand
09 / 11 / 16 Insert Cutting Edge Length (for selecting TCMT insert)

Available Specifications

Model Shank Diameter (mm) Hand Insert Size
S08K-STUCR09 8 Right TCMT09
S08K-STUCL09 8 Left TCMT09
S10K-STUCR09 10 Right TCMT09
S10K-STUCL09 10 Left TCMT09
S12M-STUCR09 12 Right TCMT09
S12M-STUCL09 12 Left TCMT09
S10K-STUCR11 10 Right TCMT11
S10K-STUCL11 10 Left TCMT11
S12M-STUCR11 12 Right TCMT11
S12M-STUCL11 12 Left TCMT11
S14N-STUCR11 14 Right TCMT11
S14N-STUCL11 14 Left TCMT11
S16Q-STUCR11 16 Right TCMT11
S16Q-STUCL11 16 Left TCMT11
S18Q-STUCR11 18 Right TCMT11
S18Q-STUCL11 18 Left TCMT11
S20R-STUCR11 20 Right TCMT11
S20R-STUCL11 20 Left TCMT11
S25S-STUCR11 25 Right TCMT11
S25S-STUCL11 25 Left TCMT11
S16Q-STUCR16 16 Right TCMT16
S16Q-STUCL16 16 Left TCMT16
S18Q-STUCR16 18 Right TCMT16
S18Q-STUCL16 18 Left TCMT16
S20R-STUCR16 20 Right TCMT16
S20R-STUCL16 20 Left TCMT16
S25S-STUCR16 25 Right TCMT16
S25S-STUCL16 25 Left TCMT16
S32T-STUCR16 32 Right TCMT16
S32T-STUCL16 32 Left TCMT16
S40T-STUCR16 40 Right TCMT16
S40U-STUCL16 40 Left TCMT16

Recommended Applications

  • External turning
  • Profiling and facing
  • General steel, stainless steel, cast iron
  • High-rigidity machining

Search Keywords

STUCR boring bar, STUCL boring bar, TCMT insert toolholder, screw-on turning bar, steel shank lathe bar, CNC external turning tool, 93 degree toolholder, triangular insert holder, CNC lathe tool bar, BEYOND turning tools, ISO turning toolholder, metal cutting tools.