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OSG Spiral Point Tap: 5/16"-18 UNC, 3B, 2 Flute, Plug Chamfer - General Purpose Spiral-Point Taps
OSGGeneral Purpose Spiral-Point Taps

OSG Spiral Point Tap: 5/16"-18 UNC, 3B, 2 Flute, Plug Chamfer

The OSG Spiral Point Tap (5/16"-18 UNC, MPN 2880805) is a general-purpose spiral-point tap with a 3B thread class, plug chamfer, TiN-coated high-speed steel construction, and 2 flutes. 3G Electric interprets demand…

SKU 3G-OTH-214668

Brand
OSG
Item
Spiral Point Tap: 5/16"-18 UNC, 3B, 2 Flute, Plug Chamfer
Category
General Purpose Spiral-Point Taps
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Technical Specifications

OSG
Manufacturer Part Number
2880805
Type
3B, Plug Chamfer, TiN Coated High Speed Steel
Flute
2
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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The OSG Spiral Point Tap (5/16"-18 UNC, MPN 2880805) is a general-purpose spiral-point tap with a 3B thread class, plug chamfer, TiN-coated high-speed steel construction, and 2 flutes. 3G Electric interprets 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.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the OSG Spiral Point Tap 5/16"-18 UNC used for?

This OSG spiral point tap is designed for through-hole threading in production environments. Its TiN-coated high-speed steel construction and 2-flute design efficiently cut 5/16"-18 UNC threads to a 3B class fit, making it suitable for automotive, aerospace, and general manufacturing applications.

What are the specifications of the OSG Spiral Point Tap 5/16"-18 UNC?

The OSG spiral point tap has a 5/16"-18 UNC thread size, 3B thread class, 2 flutes, and a plug chamfer. It is made from TiN-coated high-speed steel. The manufacturer part number is 2880805. This tap is designed for through-hole threading and provides chip evacuation forward.

Where to buy the OSG Spiral Point Tap 5/16"-18 UNC worldwide?

3G Electric supplies the OSG spiral point tap 5/16"-18 UNC (MPN 2880805) worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

How to select the correct OSG spiral point tap for a job?

Select an OSG spiral point tap based on thread size, class of fit, and material. For through holes, a spiral point tap pushes chips ahead. Match the tap's coating (e.g., TiN) to the workpiece material. Verify the thread class (e.g., 3B) matches your tolerance requirements. 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.

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