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MICRO 100 Boring Bar: Reverse Boring, 3/8 in Shank Dia., AlTiN - Machining
MICROMachining

MICRO 100 Boring Bar: Reverse Boring, 3/8 in Shank Dia., AlTiN

The MICRO 100 Boring Bar: Reverse Boring (MPN QRB-3601250X) is a machining tool with a 3/8 in shank diameter, AlTiN coating, and a 0.1725 in center-to-cutting-tip offset. 3G Electric sources this genuine industrial…

SKU 3G-OTH-247124

Also listed as: QRB3601250X · QRB 3601250X

Brand
MICRO
Item
100 Boring Bar: Reverse Boring, 3/8 in Shank Dia., AlTiN
Category
Machining
Available to Order
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Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
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Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

MICRO
Manufacturer Part Number
QRB-3601250X
Type
AlTiN, 0.1725 in Center to Cutting Tip
Shank Dia.
3/8 in

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

Product Description

The MICRO 100 Boring Bar: Reverse Boring (MPN QRB-3601250X) is a machining tool with a 3/8 in shank diameter, AlTiN coating, and a 0.1725 in center-to-cutting-tip offset. 3G Electric sources this genuine industrial tool across 14 departments—and far more—with specialist depth in combustion, pumps, and controls as a trust anchor, not a limit.

Frequently Asked Questions

What is the MICRO 100 QRB-3601250X boring bar used for?

The MICRO 100 QRB-3601250X is a reverse boring bar used in machining to create internal diameters and back-face features on workpieces. Its AlTiN coating provides heat resistance and wear protection, making it suitable for precision boring operations in metalworking and industrial manufacturing.

What are the specifications of the MICRO 100 QRB-3601250X boring bar?

The MICRO 100 QRB-3601250X has a 3/8 in shank diameter, a 0.1725 in center-to-cutting-tip dimension, and an AlTiN coating. It is designed for reverse boring applications and is manufactured under part number QRB-3601250X. These specs ensure compatibility with standard tool holders.

Where to buy the MICRO 100 QRB-3601250X boring bar worldwide?

3G Electric supplies the MICRO 100 QRB-3601250X boring bar to customers 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 this reverse boring tool.

How to select the correct MICRO 100 boring bar for reverse boring?

To select the correct MICRO 100 reverse boring bar, match the shank diameter to your tool holder (e.g., 3/8 in for QRB-3601250X) and verify the center-to-cutting-tip dimension (0.1725 in) fits your bore depth. The AlTiN coating is ideal for high-temperature alloys. Always confirm the part number with your application requirements.

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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Cross-referenced by specification & description
MICRO 100 Boring Bar: Reverse Boring, 3/8 in Shank Dia., AlTiN, 0.1725 in Center to Cutting Tip (MPN QRB-3601500X)
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