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OSG Spiral Flute Tap: #3-48 UNC, 2B-3B, 2 Flute, Bottoming Chamfer - General Purpose Spiral-Flute Taps
OSGGeneral Purpose Spiral-Flute Taps

OSG Spiral Flute Tap: #3-48 UNC, 2B-3B, 2 Flute, Bottoming Chamfer

The OSG Spiral Flute Tap (#3-48 UNC, MPN 2984500) is a general-purpose spiral-flute tap made from high-speed steel with a bottoming chamfer and 2 flutes, designed for 2B-3B thread classes. 3G Electric interprets your…

SKU 3G-OTH-230972

Brand
OSG
Item
Spiral Flute Tap: #3-48 UNC, 2B-3B, 2 Flute, Bottoming Chamfer
Category
General Purpose Spiral-Flute Taps
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Technical Specifications

OSG
Manufacturer Part Number
2984500
Type
2B-3B, Bottoming Chamfer, High Speed Steel
Flute
2
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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The OSG Spiral Flute Tap (#3-48 UNC, MPN 2984500) is a general-purpose spiral-flute tap made from high-speed steel with a bottoming chamfer and 2 flutes, designed for 2B-3B thread classes. 3G Electric interprets your demand for this OSG tap and delivers it as part of our broad industrial supply across 14 departments, with specialist depth in combustion, pumps and controls as an authorised distributor.

Frequently Asked Questions

What is the OSG Spiral Flute Tap #3-48 UNC used for?

The OSG Spiral Flute Tap #3-48 UNC is used for threading blind holes in materials such as steel and aluminum. Its spiral flute design evacuates chips upward, preventing clogging. It is ideal for general-purpose tapping in manufacturing and maintenance applications where a bottoming chamfer is required.

What are the specifications of the OSG Spiral Flute Tap #3-48 UNC?

The OSG Spiral Flute Tap has a #3-48 UNC thread size, 2B-3B class of fit, 2 flutes, and a bottoming chamfer. It is made of high-speed steel (HSS) and has manufacturer part number 2984500. It is designed for general-purpose tapping of blind holes.

Where to buy OSG Spiral Flute Tap #3-48 UNC worldwide?

You can source the OSG Spiral Flute Tap #3-48 UNC worldwide through 3G Electric. As a global industrial equipment distributor, 3G Electric handles full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

How to select the correct OSG Spiral Flute Tap for blind holes?

For blind holes, select a spiral flute tap with a bottoming chamfer, like the OSG #3-48 UNC. The spiral flute design pulls chips out of the hole, preventing jamming. Ensure the tap matches the thread size, class of fit (e.g., 2B-3B), and material compatibility 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-flute taps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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