RBH Indexable Twin-bit Rough Boring Heads

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RBH Indexable Twin-bit Rough Boring Heads

ROUGH BORING: HIGH MATERIAL REMOVAL

Twin-bit Design for Balanced Cutting Forces

High-precision indexable twin-bit rough boring heads with replaceable inserts for efficient large diameter boring. The dual-insert design provides balanced cutting forces and high material removal rates. Ideal for roughing large bores before finishing with CBA heads.

AVAILABLE CONFIGURATIONS

Boring Ranges

Ø51-68mm Ø68-92mm Ø92-117mm Ø117-150mm Ø150-203mm

Insert Types

CCMT - General purpose
WCMT - Heavy roughing
TPGH - Precision boring

Twin-bit Advantage

Two inserts cut simultaneously for:

• Balanced forces
• 2x material removal
• Reduced vibration

TYPICAL BORING WORKFLOW

RBH Roughing

Fast material removal

CBA Finishing

Precision diameter

✓

Done

Perfect bore

KEY BENEFITS

Twin-bit design for balanced cutting

Indexable inserts - low cost per edge

High material removal rates

Wide boring range coverage

Compatible Carbide Inserts

Specifications

Material & Construction

Material: High-grade steel, Interface: LBK & BST series locking blocks, Accuracy: High precision, Finish: Precision ground

RBH Indexable Twin-bit Rough Boring Heads

Name: RBH Indexable Twin-bit Rough Boring Heads
Brand: ZHUZHOU SENO
SKU: rbh-indexable-twin-bit-rough-boring-heads
Availability: InStock

Select Specifications

D=Diameter | L1, L2, L3=Length Dimensions | L=Overall Length | D1=Shank Diameter | All in mm

Select blade width, groove depth (T), and working radius range to find the right Face Groove tool

Select boring diameter range, shank diameter (D), and insert type (C=diamond/T=triangular) to find the right boring head

Select CBA model (complete boring range) and internal boring range to find the right micro finish boring head

Select LBK model (matches your CBA boring head) and extension length to find the right extension rod

Select BT type (spindle taper), LBK number (locking block socket), CBA head model, and projection length (L1) to find the right boring head shank

Variant Type

Orientation

φ Dmin (Minimum Bore Diameter)

φ d (Diameter)

Square Dimension (h)

How to Choose the Right Holder

Shank Height (H): Choose based on your machine's tool holder/turret slot size
Tool Height (H3): Must match the H dimension of your SPB Tool (26mm or 32mm)

Example: If you have SPB26-3 tool (H=26mm), select H3=26mm

Width (W)

Shank Height (H)

Tool Height (H3)

Must match your SPB Tool's H dimension

Product Type

Size

Length

Drill Type

Diameter (D)

Length Variant

Flutes

HRC Grade

HRC≤56 is recommended for best price/performance ratio with newest nano-black coating technology.

Blade Width

Groove Depth (T)

Radius Range (Min/Max)

Found variant

Legend:

Blade Width Groove Depth (T) Radius Range Compatible Insert

No variants match the selected filters.

Try adjusting your filter selections.

Found variant

Legend:

Width (W) Height (H) Other Dimensions Insert/Accessories

No variants match the selected filters.

Try adjusting your filter selections.

ER Collet Model

Diameter

Diameter (D)

Length (L)

Shank Diameter (d)

Cutting Diameter

Corner Radius

Overall Length

GT Model

Thread Capacity

Standard

Lifting Capacity

Model

Model Code

QTY & Sizes

Shank Type

Collet System

Length (L1)

Type

Bore Diameter (d)

Length (L1) (Optional)

MTA Type

Tap Type

Thread Size

Pitch (mm)

Length

ERG Model

Metric Thread Size

ER Nut Type

ER Nut Model

Spanner Type

Spanner Model

Standard

Model

Model Code

Base Model

Length (L)

C Holder Size

ER Collet Size

Grade / Type

Length (L1) (Optional)

SL Holder Size

ER Collet Size

SK Type

ER Collet Size

Length (L1)

SK Taper

SLN Bore Size (inner diameter "d")

BT Type

BSA Size (for square shank tools)

BT Type

BSB Size (for square shank tools)

BT Type (spindle taper)

GT Chuck Type (tapping collet system)

Shank Diameter (D) (straight shank)

GT Chuck Type (tapping collet system)

Morse Taper Type (spindle taper)

GT Chuck Type (tapping collet system)

BT Type (spindle taper)

Clamping Range (drill bit size range)

MT Type (Morse Taper)

Capacity (drill bit size range)

SK Type (spindle taper)

Range (drill bit size range)

B Type (arbor taper)

MT Type (Morse Taper)

BT Type (spindle taper)

MT Type (tool taper)

Puller Type (DIN standard)

Model (MS.NO size)

Clamping Range (drill bit size range)

Taper Type (Morse or Jacobs)

Variation (chuck configuration)

Boring Range (min-max diameter)

Shank Diameter (D) (boring bar shank)

Insert Type (C=diamond, T=triangular)

CBA Model (complete boring range)

Internal Boring Range (diameter range)

LBK Model (extension rod size)

Extension Length (L) (reach)

BT Type (spindle taper)

LBK No. (locking block socket)

CBA Head (boring head model)

Projection Length (L1) (reach into workpiece)

Select Variant (multiple options available for this diameter)

SKU / Article Number

φ(d)

Morse #

★

Price per piece

€

30% Discounted price

D (Diameter)

L (Overall)

Insert Code

Insert Count

Boring Range

D (Shank Ø)

L (Length)

LBK No.

Insert

Insert Type

Screw

Wrench

Blade Width

Blade Height

Groove Depth

Orientation

Working Radius Range

Compatible Inserts

φ(d)

Morse #

H7 Tolerance

Stock: pcs

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Please select specifications above to see details

RBH Indexable Twin-bit Rough Boring Heads

AVAILABLE CONFIGURATIONS

Boring Ranges

Insert Types

Twin-bit Advantage

TYPICAL BORING WORKFLOW

KEY BENEFITS

Compatible Carbide Inserts

BT LBA Boring Head Shanks

Boring Tool Extension Rod

TCMT

CCMT

Specifications

Material & Construction

RBH Indexable Twin-bit Rough Boring Heads

Select Specifications

How to Choose the Right Holder

Login to Purchase

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