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OSG Spiral Flute Tap: 5/8"-11 UNC, H3 / 2B-3B, 4 Flute - General Purpose Spiral-Flute Taps
OSGGeneral Purpose Spiral-Flute Taps

OSG Spiral Flute Tap: 5/8"-11 UNC, H3 / 2B-3B, 4 Flute

The OSG Spiral Flute Tap (5/8"-11 UNC, MPN 2933201) is a general-purpose spiral-flute tap with an H3 / 2B-3B tolerance and a modified bottoming chamfer. It features 4 flutes for efficient chip evacuation in…

SKU 3G-OTH-231029

Brand
OSG
Item
Spiral Flute Tap: 5/8"-11 UNC, H3 / 2B-3B, 4 Flute
Category
General Purpose Spiral-Flute Taps
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

OSG
Manufacturer Part Number
2933201
Type
H3 / 2B-3B, Modified Bottoming Chamfer
Flute
4

Technical Documents

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

Product Description

The OSG Spiral Flute Tap (5/8"-11 UNC, MPN 2933201) is a general-purpose spiral-flute tap with an H3 / 2B-3B tolerance and a modified bottoming chamfer. It features 4 flutes for efficient chip evacuation in through-hole threading applications.

Frequently Asked Questions

What is the OSG spiral flute tap 2933201 used for?

The OSG spiral flute tap 2933201 is used for threading blind holes in ferrous and non-ferrous materials. Its spiral flute design evacuates chips upward, preventing clogging. It is ideal for general-purpose tapping in automotive, aerospace, and general manufacturing applications where thread quality and tool life are critical.

What are the specifications of the OSG spiral flute tap 2933201?

The OSG spiral flute tap 2933201 has a 5/8"-11 UNC thread, H3 / 2B-3B tolerance, 4 flutes, and a modified bottoming chamfer. It is a general-purpose spiral-flute tap designed for blind-hole threading. The H3 limit ensures precise fit for 2B-3B class threads. OSG is the OEM brand.

Where to buy the OSG spiral flute tap 2933201 worldwide?

You can source the OSG spiral flute tap 2933201 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. We supply genuine OSG taps for industrial applications.

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

Select an OSG spiral flute tap with a modified bottoming chamfer for blind holes, as it allows threading close to the hole bottom. Ensure the tap has a spiral flute design to evacuate chips upward. Match thread size (e.g., 5/8"-11 UNC) and tolerance class (e.g., H3 / 2B-3B) to your application requirements.

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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OSG Spiral Flute Tap: 1/2"-13 UNC, H3 / 2B-3B, 3 Flute, Modified Bottoming Chamfer (MPN 2932401)
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