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MICRO 100 Boring Bar Set: Boring, 1/4 in_3/8 in_1/2 in_5/8 in_3/4 in Shank Dia. - Machining
MICROMachining

MICRO 100 Boring Bar Set: Boring, 1/4 in_3/8 in_1/2 in_5/8 in_3/4 in Shank Dia.

The MICRO 100 Boring Bar Set (MPN TBBL-5) is a machining tool set containing 5 boring bars with shank diameters of 1/4 in, 3/8 in, 1/2 in, 5/8 in, and 3/4 in, finished in zinc. 3G Electric sources this set across 14…

SKU 3G-OTH-291621

Also listed as: TBBL5 · TBBL 5

Brand
MICRO
Item
100 Boring Bar Set: Boring, 1/4 in_3/8 in_1/2 in_5/8 in_3/4 in Shank Dia.
Category
Machining
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Local availability & support

Delivery
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-5
Type
1/4 in_3/8 in_1/2 in_5/8 in_3/4 in Shank Dia., Zinc
Tools
5

Technical Documents

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

Product Description

The MICRO 100 Boring Bar Set (MPN TBBL-5) is a machining tool set containing 5 boring bars with shank diameters of 1/4 in, 3/8 in, 1/2 in, 5/8 in, and 3/4 in, finished in zinc. 3G Electric sources this set across 14 industrial departments, with specialist expertise in combustion, pumps, and controls as an authorised distributor.

Frequently Asked Questions

What is the MICRO 100 TBBL-5 boring bar set used for?

The MICRO 100 TBBL-5 boring bar set is used for precision internal boring operations in machining. It is designed for enlarging and finishing holes in metal workpieces, commonly applied in toolrooms, mold making, and general manufacturing where tight tolerances are required.

What are the specifications of the MICRO 100 TBBL-5 boring bar set?

The MICRO 100 TBBL-5 set includes five boring bars with shank diameters of 1/4 in, 3/8 in, 1/2 in, 5/8 in, and 3/4 in. The tools have a zinc finish. The manufacturer part number is TBBL-5. This set covers a range of bore sizes for versatile machining.

Where to buy the MICRO 100 TBBL-5 boring bar set worldwide?

You can source the MICRO 100 TBBL-5 boring bar set worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this MICRO 100 tool set.

How to select the correct boring bar from the MICRO 100 TBBL-5 set?

Select the boring bar from the MICRO 100 TBBL-5 set based on the bore diameter and depth required. Use the bar with a shank diameter that fits your tool holder and provides adequate reach. For best results, match the bar size to the bore size, ensuring rigidity and minimizing deflection during machining.

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 Set: Boring, 1/4 in_3/8 in_1/2 in_5/8 in_3/4 in Shank Dia., Zinc, 5 Tools (MPN TBB-5)
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MICRO 100 Boring Bar Set: Boring, 1/4 in_3/8 in_1/2 in_5/8 in_3/4 in Shank Dia., Zinc, 5 Tools (MPN TBB-5)
MICRO 100 Boring Bar Set: Boring, 1/4 in Shank Dia., Bright (Uncoated), 6 Tools, 2° Clearance Angle (MPN BB-3)
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MICRO 100 Boring Bar Set: Boring, 1/4 in Shank Dia., Bright (Uncoated), 6 Tools, 2° Clearance Angle (MPN BB-3)
MICRO 100 Boring Bar Set: Boring, 1/8 in Shank Dia., Bright (Uncoated), 6 Tools, 2° Clearance Angle (MPN BB-1)
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MICRO 100 Boring Bar Set: Boring, 1/8 in Shank Dia., Bright (Uncoated), 6 Tools, 2° Clearance Angle (MPN BB-1)
MICRO 100 Boring Bar Set: Boring, 5/16 in Shank Dia., Bright (Uncoated), 6 Tools, 2° Clearance Angle (MPN BB-4)
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MICRO 100 Boring Bar Set: Boring, 5/16 in Shank Dia., Bright (Uncoated), 6 Tools, 2° Clearance Angle (MPN BB-4)
MICRO 100 Boring Bar Set: Boring, 1/8 in Shank Dia., Bright (Uncoated), 6 Tools, 5° Clearance Angle (MPN MBB-0)
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MICRO 100 Boring Bar Set: Boring, 1/8 in Shank Dia., Bright (Uncoated), 6 Tools, 5° Clearance Angle (MPN MBB-0)
MICRO 100 Boring Bar Set: Boring, 3/16 in Shank Dia., Bright (Uncoated), 6 Tools, 2° Clearance Angle (MPN BB-2)
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MICRO 100 Boring Bar Set: Boring, 3/16 in Shank Dia., Bright (Uncoated), 6 Tools, 2° Clearance Angle (MPN BB-2)

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