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OSG Spiral Point Tap: #4-48 UNF, 2B, 2 Flute, Plug Chamfer - General Purpose Spiral-Point Taps
OSGGeneral Purpose Spiral-Point Taps

OSG Spiral Point Tap: #4-48 UNF, 2B, 2 Flute, Plug Chamfer

The OSG Spiral Point Tap (#4-48 UNF, MPN 2886401) is a general purpose spiral-point tap with a 2B thread class, 2-flute design, plug chamfer, and black oxide high-speed steel construction. 3G Electric interprets…

SKU 3G-OTH-214461

Brand
OSG
Item
Spiral Point Tap: #4-48 UNF, 2B, 2 Flute, Plug Chamfer
Category
General Purpose Spiral-Point Taps
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Technical Specifications

OSG
Manufacturer Part Number
2886401
Type
2B, Plug Chamfer, Black Oxide High Speed Steel
Flute
2
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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The OSG Spiral Point Tap (#4-48 UNF, MPN 2886401) is a general purpose spiral-point tap with a 2B thread class, 2-flute design, plug chamfer, and black oxide high-speed steel construction. 3G Electric interprets customer demand and delivers this genuine industrial cutting tool across 14 departments — with specialist depth in combustion, pumps and controls — ensuring you get the right answer, not just a catalog.

Frequently Asked Questions

What is the OSG spiral point tap #4-48 UNF used for?

The OSG spiral point tap #4-48 UNF is used for threading blind or through holes in ferrous and non-ferrous materials. Its spiral point design pushes chips ahead, reducing chip clogging and breakage. Common applications include automotive, aerospace, and general manufacturing where precise UNF threads are required.

What are the specifications of the OSG spiral point tap #4-48 UNF?

The OSG spiral point tap has a #4-48 UNF thread size, 2B class of fit, 2 flutes, and a plug chamfer. It is made from black oxide high-speed steel (HSS) for wear resistance and reduced galling. The manufacturer part number is 2886401, and it is designed for general-purpose tapping.

Where to buy the OSG spiral point tap #4-48 UNF worldwide?

You can source the OSG spiral point tap #4-48 UNF 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 supply genuine OSG taps for your threading needs.

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

To select the correct OSG spiral point tap, match the thread size (e.g., #4-48 UNF), class of fit (2B), and chamfer type (plug) to your hole requirements. Consider material hardness and tap coating—black oxide HSS suits general use. For blind holes, spiral point taps push chips forward; for through holes, they work well too. Consult OSG's technical data for optimal performance.

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.

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