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OSG Spiral Flute Tap: 3/8"-16 UNC, H11 / 2B, 3 Flute, Modified Bottoming Chamfer (MPN 2941901) - Oversized Spiral-Flute Taps
OSGOversized Spiral-Flute Taps

OSG Spiral Flute Tap: 3/8"-16 UNC, H11 / 2B, 3 Flute, Modified Bottoming Chamfer (MPN 2941901)

SKU 3G-OTH-211252

Brand
OSG
Item
Spiral Flute Tap: 3/8"-16 UNC, H11 / 2B, 3 Flute, Modified Bottoming Chamfer
Category
Oversized Spiral-Flute Taps
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Technical Specifications

OSG
Manufacturer Part Number
2941901
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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Frequently Asked Questions

What is the OSG spiral flute tap 2941901 used for?

This OSG spiral flute tap is designed for threading blind holes in materials that produce stringy chips, such as steel and aluminum. The spiral flute design lifts chips out of the hole, preventing clogging and ensuring clean threads. It is commonly used in automotive, aerospace, and general manufacturing applications.

What are the specifications of the OSG spiral flute tap 2941901?

The OSG spiral flute tap has a thread size of 3/8"-16 UNC, with a tolerance of H11 / 2B. It features 3 flutes and a modified bottoming chamfer, making it suitable for threading close to the bottom of blind holes. The manufacturer part number is 2941901.

Where to buy the OSG spiral flute tap 2941901 worldwide?

You can source the OSG spiral flute tap 2941901 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time.

How to select the correct OSG spiral flute tap for blind holes?

For blind holes, choose a spiral flute tap with a modified bottoming chamfer, like the OSG 2941901, to thread close to the hole bottom. Ensure the tap size matches your thread specification (e.g., 3/8"-16 UNC) and consider material hardness. OSG taps are known for precision and durability in demanding applications.

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 oversized 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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