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MICRO 100 Boring Bar: Boring, 1/4 in Shank Dia., 0.1950 in Center to Cutting Tip - Machining
MICROMachining

MICRO 100 Boring Bar: Boring, 1/4 in Shank Dia., 0.1950 in Center to Cutting Tip

3G Electric sources the MICRO 100 TBBL-250 boring bar, a left-hand machining tool with a 1/4 in shank diameter and 0.1950 in center-to-cutting-tip offset. We interpret your demand for precision tooling across 14…

SKU 3G-OTH-246587

Also listed as: TBBL250 · TBBL 250

Brand
MICRO
Item
100 Boring Bar: Boring, 1/4 in Shank Dia., 0.1950 in Center to Cutting Tip
Category
Machining
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Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

MICRO
Manufacturer Part Number
TBBL-250
Type
0.1950 in Center to Cutting Tip, Left Hand
Shank Dia.
1/4 in

Technical Documents

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MICRO Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

3G Electric sources the MICRO 100 TBBL-250 boring bar, a left-hand machining tool with a 1/4 in shank diameter and 0.1950 in center-to-cutting-tip offset. We interpret your demand for precision tooling across 14 industrial departments—and supply far more than is listed—while our specialist depth in machining ensures the right answer, not just a catalog.

Frequently Asked Questions

What is the MICRO 100 TBBL-250 boring bar used for?

The MICRO 100 TBBL-250 is a left-hand boring bar used for internal turning, boring, and finishing operations in precision machining. It is designed for small-diameter holes and works with carbide inserts to achieve tight tolerances in metalworking applications across industries like aerospace and automotive.

What are the specifications of the MICRO 100 TBBL-250 boring bar?

The MICRO 100 TBBL-250 boring bar has a 1/4 in shank diameter, a 0.1950 in center-to-cutting-tip dimension, and is left-hand orientation. The manufacturer part number is TBBL-250. It is designed for use with MICRO 100 carbide inserts for precision boring in small bores.

Where to buy the MICRO 100 TBBL-250 boring bar worldwide?

3G Electric supplies the MICRO 100 TBBL-250 boring bar to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us for pricing and lead time on this precision machining tool.

How to select the correct boring bar for a machining application?

To select the correct boring bar, match the shank diameter to your tool holder, choose the reach length for your hole depth, and confirm the cutting tip orientation (left or right hand). For the MICRO 100 TBBL-250, the 1/4 in shank and 0.1950 in center-to-tip suit small-diameter boring operations.

Used in

Common applications for MICRO
Aerospace machining — MICRO 100 SCLCR toolholders for turning titanium alloys
Automotive production — MICRO 100 SR series blanks for custom drill bits in engine blocks
Plastic component fabrication — MICRO 100 SFL downcut router bits for acrylic sheet cutting
Aluminum extrusion finishing — MICRO 100 SFA upcut router bits for deburring profiles
Mold and die making — MICRO 100 SCMCN toolholders for profiling hardened steel cavities
Composite panel trimming — MICRO 100 SFPM spiral router bits for carbon fiber laminates

MICRO Products

3G Electric supplies MICRO machining. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
MICRO 100 Boring Bar: Boring, 1/4 in Shank Dia., 0.1950 in Center to Cutting Tip, Right Hand (MPN TBB-250)
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MICRO 100 Boring Bar: Boring, 1/4 in Shank Dia., 0.1950 in Center to Cutting Tip, Right Hand (MPN TBB-250)
MICRO 100 Boring Bar: Boring, 3/4 in Shank Dia., 0.5600 in Center to Cutting Tip, Left Hand (MPN TBBL-750)
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MICRO 100 Boring Bar: Boring, 3/4 in Shank Dia., 0.5600 in Center to Cutting Tip, Left Hand (MPN TBBL-750)
MICRO 100 Boring Bar: Boring, 1 in Shank Dia., 0.7330 in Center to Cutting Tip, Left Hand (MPN TBBL-001)
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MICRO 100 Boring Bar: Boring, 1 in Shank Dia., 0.7330 in Center to Cutting Tip, Left Hand (MPN TBBL-001)
MICRO 100 Boring Bar: Boring, 1/2 in Shank Dia., 3/8 in Center to Cutting Tip, Left Hand (MPN TBBL-500)
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MICRO 100 Boring Bar: Boring, 1/2 in Shank Dia., 3/8 in Center to Cutting Tip, Left Hand (MPN TBBL-500)
MICRO 100 Boring Bar: Boring, 5/16 in Shank Dia., 0.2570 in Center to Cutting Tip, Left Hand (MPN TBBL-312)
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MICRO 100 Boring Bar: Boring, 5/16 in Shank Dia., 0.2570 in Center to Cutting Tip, Left Hand (MPN TBBL-312)
MICRO 100 Boring Bar: Boring, 3/8 in Shank Dia., 0.2760 in Center to Cutting Tip, Left Hand (MPN TBBL-375)
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MICRO 100 Boring Bar: Boring, 3/8 in Shank Dia., 0.2760 in Center to Cutting Tip, Left Hand (MPN TBBL-375)

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