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OSG Spiral Flute Tap: 7/16"-20 UNF, H3 / 2B-3B, 3 Flute - General Purpose Spiral-Flute Taps
OSGGeneral Purpose Spiral-Flute Taps

OSG Spiral Flute Tap: 7/16"-20 UNF, H3 / 2B-3B, 3 Flute

The OSG Spiral Flute Tap (7/16"-20 UNF, MPN 2932200) is a general-purpose spiral-flute tap with a modified bottoming chamfer, featuring an H3 / 2B-3B tolerance class and 3 flutes. 3G Electric interprets your demand…

SKU 3G-OTH-229923

Brand
OSG
Item
Spiral Flute Tap: 7/16"-20 UNF, H3 / 2B-3B, 3 Flute
Category
General Purpose Spiral-Flute Taps
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Technical Specifications

OSG
Manufacturer Part Number
2932200
Type
H3 / 2B-3B, Modified Bottoming Chamfer
Flute
3

Technical Documents

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

Product Description

The OSG Spiral Flute Tap (7/16"-20 UNF, MPN 2932200) is a general-purpose spiral-flute tap with a modified bottoming chamfer, featuring an H3 / 2B-3B tolerance class and 3 flutes. 3G Electric interprets your demand for this OEM threading tool, sourcing it across our 14 industrial departments with specialist depth in cutting tools.

Frequently Asked Questions

What is an OSG spiral flute tap used for?

An OSG spiral flute tap is used for threading blind holes in materials such as steel, stainless steel, and aluminum. Its spiral design pushes chips upward, preventing clogging and ensuring clean threads. This 7/16"-20 UNF tap with modified bottoming chamfer is ideal for through-hole or near-bottom threading applications.

What are the specifications of the OSG 2932200 tap?

The OSG 2932200 is a spiral flute tap with size 7/16"-20 UNF, H3 / 2B-3B tolerance, 3 flutes, and a modified bottoming chamfer. It is designed for general purpose threading in blind holes. The H3 tolerance ensures precise fit for 2B-3B class threads.

Where to buy OSG taps in worldwide?

3G Electric supplies OSG taps worldwide, including the 2932200 spiral flute tap. We handle full logistics, customs clearance, and delivery to your facility. As a global industrial solutions provider, we source genuine OSG cutting tools and support your procurement with technical expertise across 14 departments.

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

Select a spiral flute tap based on thread size, pitch, and material. For blind holes, choose a modified bottoming chamfer to thread close to the hole bottom. The OSG 2932200 with 7/16"-20 UNF and H3 tolerance suits general purpose steel and aluminum. 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: 7/16"-20 UNF, H3 / 2B-3B, 3 Flute, Modified Bottoming Chamfer (MPN 2932208)
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OSG Spiral Flute Tap: 7/16"-20 UNF, H3 / 2B-3B, 3 Flute, Modified Bottoming Chamfer (MPN 2932208)
OSG Spiral Flute Tap: 5/16"-24 UNF, H3 / 2B-3B, 3 Flute, Modified Bottoming Chamfer (MPN 2931208)
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OSG Spiral Flute Tap: 5/16"-24 UNF, H3 / 2B-3B, 3 Flute, Modified Bottoming Chamfer (MPN 2931208)
OSG Spiral Flute Tap: 3/8"-24 UNF, H3 / 2B-3B, 3 Flute, Modified Bottoming Chamfer (MPN 2931808)
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OSG Spiral Flute Tap: 3/8"-24 UNF, H3 / 2B-3B, 3 Flute, Modified Bottoming Chamfer (MPN 2931808)
OSG Spiral Flute Tap: 7/16"-14 UNC, H3 / 2B-3B, 3 Flute, Modified Bottoming Chamfer (MPN 2932008)
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OSG Spiral Flute Tap: 7/16"-14 UNC, H3 / 2B-3B, 3 Flute, Modified Bottoming Chamfer (MPN 2932008)
OSG Spiral Flute Tap: 3/8"-24 UNF, H3 / 2B-3B, 3 Flute, Modified Bottoming Chamfer (MPN 2931800)
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OSG Spiral Flute Tap: 3/8"-24 UNF, H3 / 2B-3B, 3 Flute, Modified Bottoming Chamfer (MPN 2931800)
OSG Spiral Flute Tap: 5/16"-18 UNC, H3 / 2B-3B, 3 Flute, Modified Bottoming Chamfer (MPN 2930808)
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OSG Spiral Flute Tap: 5/16"-18 UNC, H3 / 2B-3B, 3 Flute, Modified Bottoming Chamfer (MPN 2930808)

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This spiral-flute tap is designed for threading blind holes in materials such as steel and aluminum. The spiral flute lifts chips upward, preventing clogging and enabling clean threads in deep or blind applications. It features a modified bottoming chamfer, H2 / 2B-3B tolerance, and 3 flutes. Common in general manufacturing for producing accurate thread fit