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MICRO 100 Boring Bar Set: Boring, 5/16 in Shank Dia., Bright (Uncoated) - Machining
MICROMachining

MICRO 100 Boring Bar Set: Boring, 5/16 in Shank Dia., Bright (Uncoated)

The MICRO 100 Boring Bar Set (MPN BB-4) is a bright, uncoated machining tool set containing 6 tools with a 5/16 in shank diameter and a 2° clearance angle. 3G Electric sources this precision set across 14 industrial…

SKU 3G-OTH-291623

Also listed as: BB4 · BB 4

Brand
MICRO
Item
100 Boring Bar Set: Boring, 5/16 in Shank Dia., Bright
Category
Machining
Available to Order
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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
BB-4
Type
Bright (Uncoated)
Tools
6
Shank Dia.
5/16 in
Clearance Angle

Technical Documents

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

Product Description

The MICRO 100 Boring Bar Set (MPN BB-4) is a bright, uncoated machining tool set containing 6 tools with a 5/16 in shank diameter and a 2° clearance angle. 3G Electric sources this precision set across 14 industrial departments, with specialist expertise in machining tooling to ensure you get the right solution.

Frequently Asked Questions

What is the MICRO 100 Boring Bar Set used for?

The MICRO 100 Boring Bar Set is used for precision internal boring operations in machining. It is ideal for creating accurate holes, enlarging existing bores, and achieving fine surface finishes in metalworking applications across industries like aerospace, automotive, and general manufacturing.

What are the specifications of the MICRO 100 Boring Bar Set BB-4?

The MICRO 100 Boring Bar Set BB-4 includes 6 tools with a 5/16 in shank diameter, bright (uncoated) finish, and a 2° clearance angle. It is designed for boring operations and is manufactured by MICRO 100, a trusted brand in precision tooling.

Where to buy the MICRO 100 Boring Bar Set worldwide?

You can source the MICRO 100 Boring Bar Set BB-4 worldwide through 3G Electric. We handle full logistics, customs clearance, and delivery to your location, ensuring you receive genuine MICRO 100 tooling for your machining needs.

How to select the right boring bar set for machining?

To select the right boring bar set, match the shank diameter to your tool holder, consider the clearance angle for chip evacuation, and choose the coating based on material. For precision work, the MICRO 100 BB-4 set with 5/16 in shank and 2° clearance is a reliable choice.

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 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)
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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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MICRO 100 Boring Bar Set: Boring, 3/8 in Shank Dia., Bright (Uncoated), 6 Tools, 2° Clearance Angle (MPN BB-5)
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MICRO 100 Boring Bar Set: Boring, 3/8 in Shank Dia., Bright (Uncoated), 6 Tools, 2° Clearance Angle (MPN BB-5)
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, 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)

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