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MICRO 100 Boring Bar: Reverse Boring, 3/8 in Shank Dia., Bright (Uncoated) - Machining
MICROMachining

MICRO 100 Boring Bar: Reverse Boring, 3/8 in Shank Dia., Bright (Uncoated)

The MICRO 100 Boring Bar: Reverse Boring (MPN QRB-360750) is a bright (uncoated), right-hand machining tool with a 3/8 in shank diameter. 3G Electric interprets customer demand and delivers this genuine industrial…

SKU 3G-OTH-245464

Also listed as: QRB360750 · QRB 360750

Brand
MICRO
Item
100 Boring Bar: Reverse Boring, 3/8 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
QRB-360750
Type
Bright (Uncoated), Right Hand
Shank Dia.
3/8 in

Technical Documents

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

Product Description

The MICRO 100 Boring Bar: Reverse Boring (MPN QRB-360750) is a bright (uncoated), right-hand machining tool with a 3/8 in shank diameter. 3G Electric interprets customer demand and delivers this genuine industrial equipment across 14 departments — and far more — with specialist depth in combustion, pumps and controls as a trust anchor.

Frequently Asked Questions

What is a MICRO 100 reverse boring bar used for?

A MICRO 100 reverse boring bar is used for internal machining operations where the cutting tool approaches the workpiece from the opposite direction, enabling back-facing, chamfering, and contouring in tight bores. It is common in precision tool and die, mold making, and aerospace applications.

What are the specifications of the MICRO 100 QRB-360750 boring bar?

The MICRO 100 QRB-360750 is a right-hand, bright (uncoated) reverse boring bar with a 3/8 in shank diameter. It is designed for internal machining where the tool cuts on the back side of the bore. The manufacturer part number is QRB-360750.

Where to buy MICRO 100 boring bars worldwide?

3G Electric supplies MICRO 100 boring bars worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on the QRB-360750 or other MICRO 100 tooling.

How to select the correct MICRO 100 boring bar for a job?

Select a MICRO 100 boring bar based on shank diameter matching your tool holder, reach required for the bore depth, and cutting direction (right-hand or left-hand). For reverse boring, ensure the bar is designed for back-side cutting. Consult MICRO 100's catalog for application-specific geometry.

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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MICRO 100 Boring Bar: Reverse Boring, 3/8 in Shank Dia., Bright (Uncoated), Right Hand (MPN QRB-3601500)
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