Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
RFQ CartGet a QuoteSign inSign up
OSG Spiral Point Tap: 5/16"-24 UNF, 3B, 3 Flute, Plug Chamfer - General Purpose Spiral-Point Taps
OSGGeneral Purpose Spiral-Point Taps

OSG Spiral Point Tap: 5/16"-24 UNF, 3B, 3 Flute, Plug Chamfer

The OSG Spiral Point Tap (5/16"-24 UNF, MPN 2880905) is a general-purpose spiral-point tap with a 3B thread class, plug chamfer, and TiN-coated high-speed steel construction. It features 3 flutes and is designed for…

SKU 3G-OTH-216241

Brand
OSG
Item
Spiral Point Tap: 5/16"-24 UNF, 3B, 3 Flute, Plug Chamfer
Category
General Purpose Spiral-Point Taps
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
2880905
Type
3B, Plug Chamfer, TiN Coated High Speed Steel
Flute
3
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

Product Description

The OSG Spiral Point Tap (5/16"-24 UNF, MPN 2880905) is a general-purpose spiral-point tap with a 3B thread class, plug chamfer, and TiN-coated high-speed steel construction. It features 3 flutes and is designed for through-hole threading applications.

Frequently Asked Questions

What is the OSG Spiral Point Tap 5/16"-24 UNF used for?

This OSG spiral point tap is designed for threading blind or through holes in ferrous and non-ferrous materials. Its TiN coating reduces friction and extends tool life, making it suitable for general-purpose tapping in automotive, aerospace, and industrial manufacturing applications.

What are the specifications of the OSG Spiral Point Tap 2880905?

The OSG tap has a thread size of 5/16"-24 UNF, a 3B class fit, 3 flutes, and a plug chamfer. It is made from high-speed steel with a TiN coating. The manufacturer part number is 2880905, and it is designed for general-purpose spiral-point tapping.

Where to buy the OSG Spiral Point Tap 5/16"-24 UNF worldwide?

3G Electric supplies the OSG Spiral Point Tap 2880905 worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we source and deliver this tap to any country.

How to select the correct OSG spiral point tap for my application?

Select based on thread size, class fit, and material. For 5/16"-24 UNF threads requiring a 3B fit, this OSG tap with TiN coating works for steel and aluminum. Use a plug chamfer for through holes or blind holes with sufficient depth. Consult OSG's technical data for optimal speeds and feeds.

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 general purpose spiral-point taps. 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 Spiral Point Tap: 5/16"-24 UNF, 3B, 3 Flute, Plug Chamfer, High Speed Steel (MPN 2880900). Key specifications — attr1299616: 3B.
OSG
OSG Spiral Point Tap: 5/16"-24 UNF, 3B, 3 Flute, Plug Chamfer, High Speed Steel (MPN 2880900). Key specifications — attr1299616: 3B.
OSG Spiral Point Tap: 1/2"-20 UNF, 3B, 3 Flute, Plug Chamfer, TiN Coated High Speed Steel (MPN 2881305). Key specifications — attr1299616: 3B.
OSG
OSG Spiral Point Tap: 1/2"-20 UNF, 3B, 3 Flute, Plug Chamfer, TiN Coated High Speed Steel (MPN 2881305). Key specifications — attr1299616: 3B.
OSG Spiral Point Tap: 5/16"-24 UNF, 3B, 3 Flute, Plug Chamfer, Black Oxide High Speed Steel (MPN 2880901). Key specifications — attr1299616: 3B.
OSG
OSG Spiral Point Tap: 5/16"-24 UNF, 3B, 3 Flute, Plug Chamfer, Black Oxide High Speed Steel (MPN 2880901). Key specifications — attr1299616: 3B.
OSG Spiral Point Tap: 1/2"-13 UNC, 3B, 3 Flute, Plug Chamfer, TiN Coated High Speed Steel (MPN 2881205). Key specifications — attr1299616: 3B.
OSG
OSG Spiral Point Tap: 1/2"-13 UNC, 3B, 3 Flute, Plug Chamfer, TiN Coated High Speed Steel (MPN 2881205). Key specifications — attr1299616: 3B.
OSG Spiral Point Tap: 1/2"-20 UNF, 3B, 3 Flute, Plug Chamfer, High Speed Steel (MPN 2881300). Key specifications — attr1299616: 3B.
OSG
OSG Spiral Point Tap: 1/2"-20 UNF, 3B, 3 Flute, Plug Chamfer, High Speed Steel (MPN 2881300). Key specifications — attr1299616: 3B.
OSG Spiral Point Tap: #10-24 UNC, 3B, 2 Flute, Plug Chamfer, TiN Coated High Speed Steel (MPN 2880405). Key specifications — attr1299616: 3B.
OSG
OSG Spiral Point Tap: #10-24 UNC, 3B, 2 Flute, Plug Chamfer, TiN Coated High Speed Steel (MPN 2880405). Key specifications — attr1299616: 3B.

More from OSG

View all OSG parts →
OSG Spiral Point Tap: #8-32 UNC, 3B, 2 Flute, Plug Chamfer, TiN Coated High Speed Steel (MPN 2880305). Key specifications — attr1299616: 3B.
OSG
OSG Spiral Point Tap: #8-32 UNC, 3B, 2 Flute, Plug Chamfer, TiN Coated High Speed Steel (MPN 2880305). Key specifications — attr1299616: 3B.
OSG Spiral Point Tap: #10-32 UNF, H2 / 2B-3B, 2 Flute, Plug Chamfer, TiCN Coated High Speed Steel (MPN 1208808). Key specifications — attr1299616: H2 / 2B-3B.
OSG
OSG Spiral Point Tap: #10-32 UNF, H2 / 2B-3B, 2 Flute, Plug Chamfer, TiCN Coated High Speed Steel (MPN 1208808). Key specifications — attr1299616: H2 / 2B-3B.
OSG Spiral Point Tap: #0-80 UNF, H3 / 2B-3B, 2 Flute, Plug Chamfer, Black Oxide High Speed Steel (MPN 1210001). Key specifications — attr1299616: H3 / 2B-3B.
OSG
OSG Spiral Point Tap: #0-80 UNF, H3 / 2B-3B, 2 Flute, Plug Chamfer, Black Oxide High Speed Steel (MPN 1210001). Key specifications — attr1299616: H3 / 2B-3B.
OSG Spiral Point Tap: #3-48 UNC, 2B, 2 Flute, Plug Chamfer, TiN Coated High Speed Steel (MPN 2884505)
OSG
OSG Spiral Point Tap: #3-48 UNC, 2B, 2 Flute, Plug Chamfer, TiN Coated High Speed Steel (MPN 2884505)
OSG Spiral Point Tap: #8-32 UNC, 3B, 2 Flute, Plug Chamfer, Black Oxide High Speed Steel (MPN 2880301). Key specifications — attr1299616: 3B.
OSG
OSG Spiral Point Tap: #8-32 UNC, 3B, 2 Flute, Plug Chamfer, Black Oxide High Speed Steel (MPN 2880301). Key specifications — attr1299616: 3B.
OSG Spiral Point Tap: #3-48 UNC, H5 / 2B-3B, 2 Flute, Plug Chamfer, TiCN Coated High Speed Steel (MPN 2002108)
OSG
OSG Spiral Point Tap: #3-48 UNC, H5 / 2B-3B, 2 Flute, Plug Chamfer, TiCN Coated High Speed Steel (MPN 2002108)
OSG Spiral Point Tap: #10-24 UNC, H2 / 2B-3B, 2 Flute, Plug Chamfer, TiN Coated High Speed Steel (MPN 1208405). Key specifications — attr1299616: H2 / 2B-3B.
OSG
OSG Spiral Point Tap: #10-24 UNC, H2 / 2B-3B, 2 Flute, Plug Chamfer, TiN Coated High Speed Steel (MPN 1208405). Key specifications — attr1299616: H2 / 2B-3B.
OSG Spiral Point Tap: #6-40 UNF, H5 / 2B, 2 Flute, Plug Chamfer, High Speed Steel (MPN 2004200)
OSG
OSG Spiral Point Tap: #6-40 UNF, H5 / 2B, 2 Flute, Plug Chamfer, High Speed Steel (MPN 2004200)