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OSG Spiral Point Tap: 1/4"-28 UNF, H6 / 2B-3B, 3 Flute - General Purpose Spiral-Point Taps
OSGGeneral Purpose Spiral-Point Taps

OSG Spiral Point Tap: 1/4"-28 UNF, H6 / 2B-3B, 3 Flute

SKU 3G-OTH-215889

Brand
OSG
Item
Spiral Point Tap: 1/4"-28 UNF, H6 / 2B-3B, 3 Flute
Category
General Purpose Spiral-Point Taps
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Technical Specifications

OSG
Manufacturer Part Number
2840501
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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Frequently Asked Questions

What is an OSG spiral point tap used for?

An OSG spiral point tap is designed for through-hole threading in metalworking. Its spiral point pushes chips ahead, preventing clogging and ensuring clean threads in materials like steel and aluminum. It is commonly used in automotive, aerospace, and general manufacturing applications.

What are the specifications of the OSG 2840501 tap?

The OSG 2840501 is a 1/4"-28 UNF spiral point tap with a H6 / 2B-3B tolerance, 3 flutes, and a plug chamfer. It is designed for general purpose threading in through holes, providing precise thread fit and chip evacuation.

Where to buy OSG taps in worldwide?

3G Electric supplies OSG taps worldwide, handling full logistics and customs clearance. As a global industrial solutions provider, we source and deliver genuine OSG cutting tools to your facility, ensuring compliance with international shipping requirements.

How to select the correct OSG tap for a job?

Select an OSG tap based on thread size, pitch, material, and hole type. For through holes, a spiral point tap like the 2840501 is ideal. Match the tap tolerance (e.g., H6) to the required thread class (2B-3B). Consult OSG's technical data for material-specific 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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