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OSG Chucking Reamer: 0.4685 in Dia, 11.9 mm, Straight Flute - Straight-Flute Solid Carbide Chucking Reamers
OSGStraight-Flute Solid Carbide Chucking Reamers

OSG Chucking Reamer: 0.4685 in Dia, 11.9 mm, Straight Flute

OSG Straight-Flute Solid Carbide Chucking Reamers.

SKU 3G-OTH-205757

Also listed as: 3004685 · 300 4685

Brand
OSG
Item
Chucking Reamer: 0.4685 in Dia, 11.9 mm, Straight Flute
Category
Straight-Flute Solid Carbide Chucking Reamers
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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

OSG
Manufacturer Part Number
300-4685

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 the OSG Chucking Reamer 300-4685 used for?

The OSG Chucking Reamer 300-4685 is used for precision finishing of holes in metalworking applications. Its straight-flute solid carbide design provides accurate sizing and smooth surface finishes in production machining, tool and die making, and maintenance operations.

What are the specifications of the OSG Chucking Reamer 300-4685?

The OSG Chucking Reamer 300-4685 has a diameter of 0.4685 in (11.9 mm), straight flute geometry, and is made of solid carbide. The manufacturer part number is 300-4685. It is designed for use in drill presses, milling machines, and lathes for reaming operations.

Where to buy the OSG Chucking Reamer 300-4685 worldwide?

You can source the OSG Chucking Reamer 300-4685 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time.

How to select the correct OSG Chucking Reamer size?

Select the OSG Chucking Reamer size based on the required finished hole diameter and tolerance. The reamer removes a small amount of material, typically 0.005–0.015 in per side. Ensure the reamer diameter matches the desired hole size, and use proper speeds and feeds for carbide tools.

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: 0.4688 in Dia, 15/32 in, Straight Flute, Carbide (MPN 300-4688)
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OSG Chucking Reamer: 0.4688 in Dia, 15/32 in, Straight Flute, Carbide (MPN 300-4688)
OSG Chucking Reamer: 0.4488 in Dia, 11.4 mm, Straight Flute, Carbide (MPN 300-4488)
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OSG Chucking Reamer: 0.4488 in Dia, 11.4 mm, Straight Flute, Carbide (MPN 300-4488)
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OSG Chucking Reamer: 0.4449 in Dia, 11.3 mm, Straight Flute, Carbide (MPN 300-4449)
OSG Chucking Reamer: 0.4528 in Dia, 11.5 mm, Straight Flute, Carbide (MPN 300-4528)
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OSG Chucking Reamer: 0.4528 in Dia, 11.5 mm, Straight Flute, Carbide (MPN 300-4528)
OSG Chucking Reamer: 0.4646 in Dia, 11.8 mm, Straight Flute, Carbide (MPN 300-4646)
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OSG Chucking Reamer: 0.4646 in Dia, 11.8 mm, Straight Flute, Carbide (MPN 300-4646)
OSG Chucking Reamer: 0.4606 in Dia, 11.7 mm, Straight Flute, Carbide (MPN 300-4606)
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OSG Chucking Reamer: 0.4606 in Dia, 11.7 mm, Straight Flute, Carbide (MPN 300-4606)

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