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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 2984501) is a general-purpose spiral-flute tap made from black oxide high-speed steel. It features a bottoming chamfer, 2 flutes, and a 2B-3B thread class. 3G Electric…

SKU 3G-OTH-230721

Brand
OSG
Item
Spiral Flute Tap: #3-48 UNC, 2B-3B, 2 Flute, Bottoming Chamfer
Category
General Purpose Spiral-Flute Taps
Available to Order
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

OSG
Manufacturer Part Number
2984501
Type
2B-3B, Bottoming Chamfer, Black Oxide High Speed Steel
Flute
2

Technical Documents

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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The OSG Spiral Flute Tap (#3-48 UNC, MPN 2984501) is a general-purpose spiral-flute tap made from black oxide high-speed steel. It features a bottoming chamfer, 2 flutes, and a 2B-3B thread class. 3G Electric interprets demand and delivers this genuine industrial tap across 14 departments, with specialist depth in combustion, pumps, and controls as an authorised distributor.

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 flute tap #3-48 UNC used for?

This OSG spiral flute tap is designed for threading blind holes in materials like steel and aluminum. Its bottoming chamfer allows threading close to the hole bottom, while the 2-flute design clears chips upward, making it ideal for general-purpose tapping in machining and maintenance applications.

What are the specifications of the OSG tap MPN 2984501?

The OSG tap MPN 2984501 is a #3-48 UNC spiral flute tap with a 2B-3B thread class, 2 flutes, and a bottoming chamfer. It is made from black oxide high-speed steel, suitable for threading blind holes in ferrous and non-ferrous materials.

Where to buy OSG taps like 2984501 worldwide?

3G Electric supplies OSG taps like the 2984501 to customers worldwide. We handle full logistics and customs clearance, ensuring delivery to your facility. Contact us for pricing and lead time on this and other OSG threading tools.

How to select the right spiral flute tap for blind holes?

For blind holes, choose a spiral flute tap with a bottoming chamfer, like this OSG #3-48 UNC tap, to thread close to the hole bottom. Ensure the tap material (e.g., high-speed steel) matches your workpiece hardness. Use proper cutting fluid and speed for best thread quality.

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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Compatible alternatives & equivalents

Cross-referenced by specification & description
OSG Spiral Flute Tap: #5-40 UNC, 2B-3B, 2 Flute, Bottoming Chamfer, Black Oxide High Speed Steel (MPN 2986501)
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OSG Spiral Flute Tap: #5-40 UNC, 2B-3B, 2 Flute, Bottoming Chamfer, Black Oxide High Speed Steel (MPN 2986501)
OSG Spiral Flute Tap: #3-48 UNC, 2B-3B, 2 Flute, Bottoming Chamfer, High Speed Steel (MPN 2984500)
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OSG Spiral Flute Tap: #3-48 UNC, 2B-3B, 2 Flute, Bottoming Chamfer, High Speed Steel (MPN 2984500)
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OSG Spiral Flute Tap: #3-56 UNF, 2B-3B, 2 Flute, Bottoming Chamfer, Black Oxide High Speed Steel (MPN 2984601)
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OSG Spiral Flute Tap: #3-48 UNC, 2B-3B, 2 Flute, Bottoming Chamfer, TiN Coated High Speed Steel (MPN 2984505)
OSG Spiral Flute Tap: #5-40 UNC, 2B-3B, 2 Flute, Bottoming Chamfer, TiN Coated High Speed Steel (MPN 2986505)
OSG
OSG Spiral Flute Tap: #5-40 UNC, 2B-3B, 2 Flute, Bottoming Chamfer, TiN Coated High Speed Steel (MPN 2986505)
OSG Spiral Flute Tap: #5-40 UNC, 2B-3B, 2 Flute, Bottoming Chamfer, High Speed Steel (MPN 2986500)
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OSG Spiral Flute Tap: #5-40 UNC, 2B-3B, 2 Flute, Bottoming Chamfer, High Speed Steel (MPN 2986500)

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