We ship to the Philippines — door-to-door, customs and logistics handled by 3G Electric

MICRO 100 Boring Bar: Reverse Boring, 5/16 in Shank Dia., Bright (Uncoated) - Machining
MICROMachining

MICRO 100 Boring Bar: Reverse Boring, 5/16 in Shank Dia., Bright (Uncoated)

The MICRO 100 Boring Bar is a reverse boring tool for machining operations, featuring a 5/16 in shank diameter. It is a bright (uncoated), right-hand tool, identified by manufacturer part number QRB-2301250.

SKU 3G-OTH-245957

Also listed as: QRB2301250 · QRB 2301250

Brand
MICRO
Item
100 Boring Bar: Reverse Boring, 5/16 in Shank Dia., Bright
Category
Machining
Available to Order
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Technical specs
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

MICRO
Manufacturer Part Number
QRB-2301250
Type
Bright (Uncoated), Right Hand
Shank Dia.
5/16 in

Technical Documents

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

Product Description

The MICRO 100 Boring Bar is a reverse boring tool for machining operations, featuring a 5/16 in shank diameter. It is a bright (uncoated), right-hand tool, identified by manufacturer part number QRB-2301250.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the MICRO 100 QRB-2301250 boring bar used for?

The MICRO 100 QRB-2301250 is a reverse boring bar used in machining to enlarge or finish internal diameters. Its right-hand, bright uncoated design suits general-purpose cutting on lathes and milling machines, ideal for precision work in toolrooms and production shops.

What are the specifications of the MICRO 100 QRB-2301250 boring bar?

This MICRO 100 boring bar has a 5/16 in shank diameter, is bright (uncoated), and right hand. The manufacturer part number is QRB-2301250. It is designed for reverse boring operations in machining applications, providing reliable performance for internal diameter work.

Where to buy the MICRO 100 QRB-2301250 boring bar worldwide?

You can source the MICRO 100 QRB-2301250 boring bar through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring you receive the correct tool for your machining needs.

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

Select a MICRO 100 boring bar by matching shank diameter to your tool holder, choosing the correct hand (right or left) for your lathe direction, and considering coating needs. For reverse boring, the QRB-2301250 with a 5/16 in shank is suitable for small-diameter internal work. Consult your machine specs for compatibility.

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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Compatible alternatives & equivalents

Cross-referenced by specification & description
MICRO 100 Boring Bar: Reverse Boring, 5/16 in Shank Dia., Bright (Uncoated), Right Hand (MPN QRB-230500)
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MICRO 100 Boring Bar: Reverse Boring, 5/16 in Shank Dia., Bright (Uncoated), Right Hand (MPN QRB-230500)
MICRO 100 Boring Bar: Reverse Boring, 5/16 in Shank Dia., Bright (Uncoated), Right Hand (MPN QRB-230750)
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MICRO 100 Boring Bar: Reverse Boring, 5/16 in Shank Dia., Bright (Uncoated), Right Hand (MPN QRB-230750)
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MICRO 100 Boring Bar: Reverse Boring, 5/16 in Shank Dia., Bright (Uncoated), Right Hand (MPN QRB-300500)
MICRO 100 Boring Bar: Reverse Boring, 1/2 in Shank Dia., Bright (Uncoated), Right Hand (MPN QRB-4901250)
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MICRO 100 Boring Bar: Reverse Boring, 1/2 in Shank Dia., Bright (Uncoated), Right Hand (MPN QRB-4901250)
MICRO 100 Boring Bar: Reverse Boring, 1/4 in Shank Dia., Bright (Uncoated), Right Hand (MPN QRB-2001000)
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MICRO 100 Boring Bar: Reverse Boring, 1/4 in Shank Dia., Bright (Uncoated), Right Hand (MPN QRB-2001000)
MICRO 100 Boring Bar: Reverse Boring, 1/4 in Shank Dia., Bright (Uncoated), Right Hand (MPN QRB-2001250)
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MICRO 100 Boring Bar: Reverse Boring, 1/4 in Shank Dia., Bright (Uncoated), Right Hand (MPN QRB-2001250)

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