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OSG Spiral Flute Tap: 3/8"-16 UNC, 2B, 3 Flute, Bottoming Chamfer - General Purpose Spiral-Flute Taps
OSGGeneral Purpose Spiral-Flute Taps

OSG Spiral Flute Tap: 3/8"-16 UNC, 2B, 3 Flute, Bottoming Chamfer

The OSG Spiral Flute Tap (3/8"-16 UNC) is a general-purpose spiral-flute tap with a 2B thread class, bottoming chamfer, and 3-flute design, made from high-speed steel (MPN 2986000). 3G Electric sources this genuine…

SKU 3G-OTH-230218

Brand
OSG
Item
Spiral Flute Tap: 3/8"-16 UNC, 2B, 3 Flute, Bottoming Chamfer
Category
General Purpose Spiral-Flute Taps
Available to Order
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Technical specs
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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
2986000
Type
2B, Bottoming Chamfer, High Speed Steel
Flute
3

Technical Documents

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

Product Description

The OSG Spiral Flute Tap (3/8"-16 UNC) is a general-purpose spiral-flute tap with a 2B thread class, bottoming chamfer, and 3-flute design, made from high-speed steel (MPN 2986000). 3G Electric sources this genuine OSG tool for precision threading applications, backed by our specialist expertise across 14 industrial departments.

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 used for?

The OSG spiral flute tap is used for threading blind holes in materials like steel and aluminum. Its spiral flute design lifts chips upward, preventing clogging and ensuring clean threads. This 3/8"-16 UNC tap with a bottoming chamfer is ideal for through-hole or deep-hole applications where chip evacuation is critical.

What are the specifications of the OSG spiral flute tap?

This OSG tap has a 3/8"-16 UNC thread size, 2B class fit, 3 flutes, and a bottoming chamfer. It is made from high-speed steel (HSS) for durability in general-purpose threading. The manufacturer part number is 2986000, and it is designed for blind-hole tapping in ferrous and non-ferrous materials.

Where to buy OSG taps in worldwide?

3G Electric supplies OSG taps worldwide, handling logistics, customs clearance, and delivery to your site. As a global industrial solutions provider, we source genuine OSG cutting tools like this spiral flute tap (MPN 2986000) and support procurement across 14 departments. Contact us for availability and lead times.

How to select the right OSG tap for blind holes?

For blind holes, choose a spiral flute tap with a bottoming chamfer, like this OSG 3/8"-16 UNC tap. The spiral flute design evacuates chips upward, preventing breakage. Ensure the tap matches the thread class (2B) and material (HSS for general use). Consult OSG's technical data for optimal speeds and lubrication.

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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