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MICRO 100 Boring Bar: Helical Back Rake, 1/8 in Shank Dia., Bright (Uncoated) - Machining
MICROMachining

MICRO 100 Boring Bar: Helical Back Rake, 1/8 in Shank Dia., Bright (Uncoated)

The MICRO 100 Boring Bar: Helical Back Rake (MPN HBB-040250) is a right-hand, bright (uncoated) machining tool with a 1/8 in shank diameter. 3G Electric sources this precision boring bar across 14 industrial…

SKU 3G-OTH-247511

Also listed as: HBB040250 · HBB 040250

Brand
MICRO
Item
100 Boring Bar: Helical Back Rake, 1/8 in Shank Dia., Bright
Category
Machining
Available to Order
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

MICRO
Manufacturer Part Number
HBB-040250
Type
Bright (Uncoated), Right Hand
Shank Dia.
1/8 in

Technical Documents

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

Product Description

The MICRO 100 Boring Bar: Helical Back Rake (MPN HBB-040250) is a right-hand, bright (uncoated) machining tool with a 1/8 in shank diameter. 3G Electric sources this precision boring bar across 14 industrial departments, with specialist expertise in machining and cutting tools to ensure you get the right solution for your application.

Frequently Asked Questions

What is the MICRO 100 HBB-040250 boring bar used for?

The MICRO 100 HBB-040250 is a right-hand boring bar with helical back rake, designed for internal turning and boring operations in precision machining. It is commonly used on lathes and CNC machines to enlarge or finish holes in metal parts, particularly in tool and die, aerospace, and automotive applications.

What are the specifications of the MICRO 100 HBB-040250 boring bar?

The MICRO 100 HBB-040250 boring bar has a 1/8 in shank diameter, a bright (uncoated) finish, and a right-hand cutting direction. It features a helical back rake geometry for improved chip evacuation. The manufacturer part number is HBB-040250, and it is designed for use with MICRO 100 tooling systems.

Where to buy the MICRO 100 HBB-040250 boring bar worldwide?

You can source the MICRO 100 HBB-040250 boring bar through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we provide competitive pricing and reliable sourcing for MICRO 100 tooling.

How to select the correct MICRO 100 boring bar for my application?

To select the correct MICRO 100 boring bar, match the shank diameter to your tool holder (1/8 in for the HBB-040250), choose the appropriate cutting direction (right-hand for standard lathes), and consider the material being machined. For steel or cast iron, a bright finish works well; for harder alloys, coated options may be preferred. Consult MICRO 100's catalog for depth-of-cut and feed recommendations.

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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