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MICRO-QUIK QBB-320750 Boring Bar - Machining
MICRO-QUIKMachining

MICRO-QUIK QBB-320750 Boring Bar

The MICRO-QUIK Boring Bar is a machining tool with a 3/8 in shank diameter, bright (uncoated) finish, and a 0.1325 in center-to-cutting-tip offset (MPN QBB-320750). 3G Electric sources this genuine industrial part…

SKU 3G-OTH-247796

Also listed as: QBB320750 · QBB 320750

Brand
MICRO-QUIK
Item
QBB-320750 Boring Bar
Part Number
QBB-320750
Category
Machining
Available to Order
Also known as:QBB-320750MICRO-QUIK
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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-QUIK
Manufacturer Part Number
QBB-320750
Type
Bright (Uncoated), 0.1325 in Center to Cutting Tip
Shank Dia.
3/8 in

Technical Documents

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

Product Description

The MICRO-QUIK Boring Bar is a machining tool with a 3/8 in shank diameter, bright (uncoated) finish, and a 0.1325 in center-to-cutting-tip offset (MPN QBB-320750). 3G Electric sources this genuine industrial part across 14 departments, with specialist expertise in combustion, pumps, and controls ensuring accurate sourcing and support.

Frequently Asked Questions

What is the MICRO-QUIK QBB-320750 boring bar used for?

The MICRO-QUIK QBB-320750 is a precision boring bar for internal diameter machining in metalworking. It is used to enlarge, contour, or finish holes in workpieces on lathes or boring mills, common in tool and die, mold making, and general machining applications.

What are the specifications of the MICRO-QUIK QBB-320750 boring bar?

The MICRO-QUIK QBB-320750 has a 3/8 in shank diameter, a bright uncoated finish, and a 0.1325 in center-to-cutting-tip dimension. The manufacturer part number is QBB-320750. It is designed for boring operations in machining setups.

Where to buy the MICRO-QUIK QBB-320750 boring bar worldwide?

3G Electric supplies the MICRO-QUIK QBB-320750 boring bar worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your facility. Contact us for availability and lead time.

How to select the correct MICRO-QUIK boring bar for a machining job?

Select the MICRO-QUIK boring bar based on shank diameter matching your tool holder, center-to-cutting-tip dimension for hole size, and coating for material. For the QBB-320750, the 3/8 in shank and 0.1325 in offset suit small-diameter boring. Consult your machine specs and workpiece material.

Used in

Common applications for MICRO-QUIK
Aerospace component manufacturing — MICRO-QUIK QBB series boring bars for precision valve body bores
Medical device machining — MICRO-QUIK QMBB series micro-boring bars for implant drill guide holes
General engineering — MICRO-QUIK QBB-3602500 for finishing bearing housing bores in mild steel
Tool and die making — MICRO-QUIK AlTiN-coated bars for hardened steel mold core pin bores
Automotive repair — MICRO-QUIK bright bars for reaming brake cylinder bores in aluminum calipers
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MICRO-QUIK Products

3G Electric supplies MICRO-QUIK machining. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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This boring bar features a 3/8 in shank diameter and a bright (uncoated) finish. The center-to-cutting-tip offset is 0.1725 in. It is used for internal boring operations on lathes and boring machines to enlarge or finish holes in metalworking
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This boring bar features a 3/8 in shank diameter and a bright (uncoated) finish. The center-to-cutting-tip offset is 0.1725 in. It is used for internal boring operations on lathes and boring machines to enlarge or finish holes in metalworking
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This boring bar features a 3/16 in shank diameter and an AlTiN coating for wear resistance. With a 0.0630 in center-to-cutting-tip offset, it is suited for precision internal boring operations in small-diameter holes. Typical applications include fine finishing in toolrooms and production machining environments

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