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MICRO-QUIK Boring Bar: Boring, 5/16 in Shank Dia., Bright (Uncoated), Right Hand - Machining
MICRO-QUIKMachining

MICRO-QUIK Boring Bar: Boring, 5/16 in Shank Dia., Bright (Uncoated), Right Hand

The MICRO-QUIK Boring Bar is a right-hand, bright (uncoated) boring tool with a 5/16 in shank diameter and a 0.0050 in radius (MPN QBB-2901250). 3G Electric sources this precision machining component across 14…

SKU 3G-OTH-245868

Also listed as: QBB2901250 · QBB 2901250

Brand
MICRO-QUIK
Item
Boring Bar: Boring, 5/16 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-QUIK
Manufacturer Part Number
QBB-2901250
Type
Bright (Uncoated), Right Hand
Radius
0.0050 in
Shank Dia.
5/16 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 right-hand, bright (uncoated) boring tool with a 5/16 in shank diameter and a 0.0050 in radius (MPN QBB-2901250). 3G Electric sources this precision machining component across 14 industrial departments, with specialist expertise in combustion, pumps and controls ensuring accurate fulfillment.

Frequently Asked Questions

What is the MICRO-QUIK QBB-2901250 boring bar used for?

The MICRO-QUIK QBB-2901250 is a right-hand boring bar used for internal diameter machining in metalworking. It is designed for precision boring operations on lathes or CNC machines, creating accurate holes with a 0.0050 in corner radius. Typical applications include automotive, aerospace, and general manufacturing where tight tolerances are required.

What are the specifications of the MICRO-QUIK QBB-2901250 boring bar?

The MICRO-QUIK QBB-2901250 boring bar has a 5/16 in shank diameter, is bright (uncoated), and features a right-hand cutting direction with a 0.0050 in corner radius. The manufacturer part number is QBB-2901250. It is designed for boring operations and is suitable for use in various machining setups.

Where to buy MICRO-QUIK boring bars worldwide?

3G Electric supplies MICRO-QUIK boring bars like the QBB-2901250 to customers worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and pricing; we source and deliver this MICRO-QUIK tool to meet your machining needs.

How to select the correct MICRO-QUIK boring bar for your application?

To select the correct MICRO-QUIK boring bar, match the shank diameter (e.g., 5/16 in) to your tool holder, choose the cutting direction (right-hand for standard lathes), and verify the corner radius (0.0050 in) matches your finish requirements. Consider material and coating; bright (uncoated) bars suit general-purpose machining. Consult your machine specs for compatibility.

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

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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Compatible alternatives & equivalents

Cross-referenced by specification & description
MICRO-QUIK Boring Bar: Boring, 5/16 in Shank Dia., Bright (Uncoated), Right Hand, 0.0050 in Radius (MPN QBB-2901750)
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MICRO-QUIK Boring Bar: Boring, 5/16 in Shank Dia., Bright (Uncoated), Right Hand, 0.0050 in Radius (MPN QBB-2901750)
MICRO-QUIK Boring Bar: Boring, 5/16 in Shank Dia., Bright (Uncoated), Right Hand, 0.0050 in Radius (MPN QBB-2901000)
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MICRO-QUIK Boring Bar: Boring, 5/16 in Shank Dia., Bright (Uncoated), Right Hand, 0.0050 in Radius (MPN QBB-2901000)
MICRO-QUIK Boring Bar: Boring, 5/16 in Shank Dia., Bright (Uncoated), Right Hand, 0.0050 in Radius (MPN QBB-290750)
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MICRO-QUIK Boring Bar: Boring, 5/16 in Shank Dia., Bright (Uncoated), Right Hand, 0.0050 in Radius (MPN QBB-290750)
MICRO-QUIK Boring Bar: Boring, 5/16 in Shank Dia., Bright (Uncoated), Right Hand, 0.0050 in Radius (MPN QBB-2301500)
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MICRO-QUIK Boring Bar: Boring, 5/16 in Shank Dia., Bright (Uncoated), Right Hand, 0.0050 in Radius (MPN QBB-2301500)
MICRO-QUIK Boring Bar: Boring, 5/16 in Shank Dia., Bright (Uncoated), Right Hand, 0.0050 in Radius (MPN QBB-2901500)
MICRO-QUIK
MICRO-QUIK Boring Bar: Boring, 5/16 in Shank Dia., Bright (Uncoated), Right Hand, 0.0050 in Radius (MPN QBB-2901500)
MICRO-QUIK Boring Bar: Boring, 5/16 in Shank Dia., Bright (Uncoated), Right Hand, 0.0050 in Radius (MPN QBB-290500)
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MICRO-QUIK Boring Bar: Boring, 5/16 in Shank Dia., Bright (Uncoated), Right Hand, 0.0050 in Radius (MPN QBB-290500)

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