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

3G Electric
RFQ CartGet a QuoteSign inSign up
OSG Chucking Reamer: 0.3858 in Dia, 9.8 mm, Straight Flute - Straight-Flute Solid Carbide Chucking Reamers
OSGStraight-Flute Solid Carbide Chucking Reamers

OSG Chucking Reamer: 0.3858 in Dia, 9.8 mm, Straight Flute

SKU 3G-OTH-205739

Brand
OSG
Item
Chucking Reamer: 0.3858 in Dia, 9.8 mm, Straight Flute
Category
Straight-Flute Solid Carbide Chucking Reamers
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

OSG
Manufacturer Part Number
300-3858
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Frequently Asked Questions

What is the OSG Chucking Reamer 300-3858 used for?

The OSG Chucking Reamer 300-3858 is used for precision finishing of pre-drilled holes in metalworking applications. It is ideal for achieving tight tolerances and smooth surface finishes in industries like automotive, aerospace, and general machining. The straight-flute design provides efficient chip evacuation in through-hole operations.

What are the specifications of the OSG Chucking Reamer 300-3858?

The OSG Chucking Reamer 300-3858 has a diameter of 0.3858 inches (9.8 mm) and features a straight-flute design. It is made from solid carbide for durability and wear resistance. The manufacturer part number is 300-3858, and it is produced by OSG. This tool is designed for use in CNC and manual machines.

Where to buy the OSG Chucking Reamer 300-3858 worldwide?

You can source the OSG Chucking Reamer 300-3858 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; we provide reliable sourcing for this OSG reamer and other precision tooling.

How to select the correct OSG Chucking Reamer for a job?

To select the correct OSG Chucking Reamer, match the reamer diameter to the finished hole size required, typically leaving 0.005–0.015 inches for reaming. Consider material hardness—carbide reamers suit harder materials. Ensure the shank fits your toolholder. For the 300-3858, the 0.3858-inch diameter is suitable for precision finishing in steel or cast iron.

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.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

Similar products

Matched by specification & description
OSG Chucking Reamer: 0.3819 in Dia, 9.7 mm, Straight Flute, Carbide (MPN 300-3819). Key specifications — attr1301554: OSG.
OSG
OSG Chucking Reamer: 0.3819 in Dia, 9.7 mm, Straight Flute, Carbide (MPN 300-3819). Key specifications — attr1301554: OSG.
OSG Chucking Reamer: 0.3898 in Dia, 9.9 mm, Straight Flute, Carbide (MPN 300-3898). Key specifications — attr1301554: OSG.
OSG
OSG Chucking Reamer: 0.3898 in Dia, 9.9 mm, Straight Flute, Carbide (MPN 300-3898). Key specifications — attr1301554: OSG.
OSG Chucking Reamer: 0.378 in Dia, 9.6 mm, Straight Flute, Carbide (MPN 300-3780). Key specifications — attr1301554: OSG.
OSG
OSG Chucking Reamer: 0.378 in Dia, 9.6 mm, Straight Flute, Carbide (MPN 300-3780). Key specifications — attr1301554: OSG.
OSG Chucking Reamer: 0.3701 in Dia, 9.4 mm, Straight Flute, Carbide (MPN 300-3701). Key specifications — attr1301554: OSG.
OSG
OSG Chucking Reamer: 0.3701 in Dia, 9.4 mm, Straight Flute, Carbide (MPN 300-3701). Key specifications — attr1301554: OSG.
OSG Chucking Reamer: 0.3937 in Dia, 10 mm, Straight Flute, Carbide (MPN 300-3937). Key specifications — attr1301554: OSG.
OSG
OSG Chucking Reamer: 0.3937 in Dia, 10 mm, Straight Flute, Carbide (MPN 300-3937). Key specifications — attr1301554: OSG.
OSG Chucking Reamer: 0.3976 in Dia, 10.1 mm, Straight Flute, Carbide (MPN 300-3976). Key specifications — attr1301554: OSG.
OSG
OSG Chucking Reamer: 0.3976 in Dia, 10.1 mm, Straight Flute, Carbide (MPN 300-3976). Key specifications — attr1301554: OSG.

More from OSG

View all OSG parts →
OSG Chucking Reamer: 0.3543 in Dia, 9 mm, Straight Flute, Carbide (MPN 300-3543). Key specifications — attr1301554: OSG.
OSG
OSG Chucking Reamer: 0.3543 in Dia, 9 mm, Straight Flute, Carbide (MPN 300-3543). Key specifications — attr1301554: OSG.
OSG Chucking Reamer: 0.177 in Dia, #16, Straight Flute, Carbide (MPN 300-1770). Key specifications — attr1301554: OSG.
OSG
OSG Chucking Reamer: 0.177 in Dia, #16, Straight Flute, Carbide (MPN 300-1770). Key specifications — attr1301554: OSG.
OSG Chucking Reamer: 0.4567 in Dia, 11.6 mm, Straight Flute, Carbide (MPN 300-4567). Key specifications — attr1301554: OSG.
OSG
OSG Chucking Reamer: 0.4567 in Dia, 11.6 mm, Straight Flute, Carbide (MPN 300-4567). Key specifications — attr1301554: OSG.
OSG Chucking Reamer: 0.221 in Dia, #2, Straight Flute, Carbide (MPN 300-2210). Key specifications — attr1301554: OSG.
OSG
OSG Chucking Reamer: 0.221 in Dia, #2, Straight Flute, Carbide (MPN 300-2210). Key specifications — attr1301554: OSG.
OSG Chucking Reamer: 0.272 in Dia, I, Straight Flute, Carbide (MPN 300-2720). Key specifications — attr1301554: OSG.
OSG
OSG Chucking Reamer: 0.272 in Dia, I, Straight Flute, Carbide (MPN 300-2720). Key specifications — attr1301554: OSG.
OSG Chucking Reamer: 0.1929 in Dia, 4.9 mm, Straight Flute, Carbide (MPN 300-1929). Key specifications — attr1301554: OSG.
OSG
OSG Chucking Reamer: 0.1929 in Dia, 4.9 mm, Straight Flute, Carbide (MPN 300-1929). Key specifications — attr1301554: OSG.
OSG Chucking Reamer: 0.2874 in Dia, 7.3 mm, Straight Flute, Carbide (MPN 300-2874). Key specifications — attr1301554: OSG.
OSG
OSG Chucking Reamer: 0.2874 in Dia, 7.3 mm, Straight Flute, Carbide (MPN 300-2874). Key specifications — attr1301554: OSG.
OSG Chucking Reamer: 0.3189 in Dia, 8.1 mm, Straight Flute, Carbide (MPN 300-3189). Key specifications — attr1301554: OSG.
OSG
OSG Chucking Reamer: 0.3189 in Dia, 8.1 mm, Straight Flute, Carbide (MPN 300-3189). Key specifications — attr1301554: OSG.