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OSG Chucking Reamer: 0.257 in Dia, F, Straight Flute - Straight-Flute Solid Carbide Chucking Reamers
OSGStraight-Flute Solid Carbide Chucking Reamers

OSG Chucking Reamer: 0.257 in Dia, F, Straight Flute

OSG Straight-Flute Solid Carbide Chucking Reamers.

SKU 3G-OTH-205844

Also listed as: 3002570 · 300 2570

Brand
OSG
Item
Chucking Reamer: 0.257 in Dia, F, Straight Flute
Category
Straight-Flute Solid Carbide Chucking Reamers
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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

OSG
Manufacturer Part Number
300-2570

Technical Documents

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

Product Description

OSG Straight-Flute Solid Carbide Chucking Reamers.

Frequently Asked Questions

What is an OSG chucking reamer used for?

An OSG chucking reamer is used for precision finishing of drilled or bored holes to achieve tight diameter tolerances and smooth surface finishes. It is commonly applied in machining operations across automotive, aerospace, and general manufacturing industries where accuracy is critical.

What are the specifications of the OSG 300-2570 chucking reamer?

The OSG 300-2570 is a straight-flute solid carbide chucking reamer with a 0.257 in diameter and an F tolerance. It is designed for precise hole sizing in ferrous and non-ferrous materials. The carbide construction provides wear resistance and long tool life in production environments.

Where to buy OSG chucking reamers worldwide?

3G Electric supplies OSG chucking reamers like the 300-2570 to customers worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact our team for a quote and lead time on this precision tool.

How to select the correct OSG chucking reamer size?

Select an OSG chucking reamer based on the finished hole diameter and tolerance required. The 0.257 in diameter with F tolerance is suitable for reaming holes to a specific fit. Ensure the reamer diameter matches the desired hole size after allowing for minimal stock removal, typically 0.005 to 0.015 in.

Used in

Common applications for OSG
Automotive engine block production — OSG micro drill bits for oil gallery and coolant passage drilling in cast iron
Medical device manufacturing — OSG micro drill bits for drilling bone screw pilot holes in stainless steel implants
Aerospace component machining — OSG micro drill bits for fastener holes in titanium alloy structural parts
Mold and die making — OSG micro drill bits for cooling channel drilling in hardened tool steel (HRC 45-50)
Electronics enclosure fabrication — OSG micro drill bits for precision holes in aluminum alloy housings (with appropriate coating selection)
General engineering job shops — OSG micro drill bits for small-diameter hole drilling in mild steel and alloy steel parts

OSG Products

3G Electric supplies OSG straight-flute solid carbide chucking reamers. 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
OSG Chucking Reamer: 0.261 in Dia, G, Straight Flute, Carbide (MPN 300-2610)
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