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OSG Spiral Point Tap: 5/16"-24 UNF, H2 / 2B-3B, 3 Flute, Plug Chamfer - General Purpose Spiral-Point Taps
OSGGeneral Purpose Spiral-Point Taps

OSG Spiral Point Tap: 5/16"-24 UNF, H2 / 2B-3B, 3 Flute, Plug Chamfer

The OSG Spiral Point Tap (5/16"-24 UNF, MPN 1226408) is a general-purpose spiral-point tap with a TiCN-coated high-speed steel construction, H2 / 2B-3B tolerance, plug chamfer, and 3 flutes. 3G Electric interprets…

SKU 3G-OTH-214744

Brand
OSG
Item
Spiral Point Tap: 5/16"-24 UNF, H2 / 2B-3B, 3 Flute, Plug Chamfer
Category
General Purpose Spiral-Point 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
1226408
Type
H2 / 2B-3B, Plug Chamfer, TiCN Coated High Speed Steel
Flute
3

Technical Documents

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

Product Description

The OSG Spiral Point Tap (5/16"-24 UNF, MPN 1226408) is a general-purpose spiral-point tap with a TiCN-coated high-speed steel construction, H2 / 2B-3B tolerance, plug chamfer, and 3 flutes. 3G Electric interprets demand and delivers this genuine industrial cutting tool across 14 departments, with specialist depth in combustion, pumps, and controls as an authorised distributor.

Frequently Asked Questions

What is the OSG spiral point tap 5/16-24 UNF used for?

This OSG spiral point tap is used for threading blind or through holes in ferrous and non-ferrous materials. Its TiCN coating and plug chamfer design make it suitable for general-purpose tapping in production environments where chip evacuation is critical.

What are the specifications of the OSG 1226408 tap?

The OSG 1226408 is a 5/16-24 UNF spiral point tap with H2 / 2B-3B thread class, 3 flutes, and a plug chamfer. It is made of high-speed steel with a TiCN coating. This general-purpose tap is designed for threading applications requiring precise fit and chip control.

Where to buy OSG taps in worldwide?

You can source OSG taps worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on the OSG 1226408 spiral point tap.

How to select the correct OSG tap for threading?

Select an OSG tap based on thread size, pitch, material, and hole type. For through holes, a spiral point tap like the 5/16-24 UNF is ideal. Match the thread class (e.g., H2 / 2B-3B) to your tolerance requirements. Always use proper cutting fluid and speed for the workpiece material.

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-point 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 Point Tap: 5/16"-24 UNF, H2 / 2B-3B, 2 Flute, Plug Chamfer, TiCN Coated High Speed Steel (MPN 1226208)
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OSG Spiral Point Tap: 5/16"-24 UNF, H2 / 2B-3B, 2 Flute, Plug Chamfer, TiCN Coated High Speed Steel (MPN 1226208)
OSG Spiral Point Tap: 5/16"-24 UNF, H2 / 2B-3B, 3 Flute, Plug Chamfer, TiN Coated High Speed Steel (MPN 1226405)
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OSG Spiral Point Tap: 5/16"-24 UNF, H2 / 2B-3B, 3 Flute, Plug Chamfer, TiN Coated High Speed Steel (MPN 1226405)
OSG Spiral Point Tap: 3/8"-24 UNF, H2 / 2B-3B, 3 Flute, Plug Chamfer, TiCN Coated High Speed Steel (MPN 1226808)
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OSG Spiral Point Tap: 3/8"-24 UNF, H2 / 2B-3B, 3 Flute, Plug Chamfer, TiCN Coated High Speed Steel (MPN 1226808)
OSG Spiral Point Tap: 7/16"-20 UNF, H2 / 2B-3B, 3 Flute, Plug Chamfer, TiCN Coated High Speed Steel (MPN 1227208)
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OSG Spiral Point Tap: 7/16"-20 UNF, H2 / 2B-3B, 3 Flute, Plug Chamfer, TiCN Coated High Speed Steel (MPN 1227208)
OSG Spiral Point Tap: 5/16"-24 UNF, H2 / 2B-3B, 2 Flute, Plug Chamfer, TiN Coated High Speed Steel (MPN 1226205)
OSG
OSG Spiral Point Tap: 5/16"-24 UNF, H2 / 2B-3B, 2 Flute, Plug Chamfer, TiN Coated High Speed Steel (MPN 1226205)
OSG Spiral Point Tap: 5/16"-24 UNF, H2 / 2B-3B, 3 Flute, Plug Chamfer, High Speed Steel (MPN 1226400)
OSG
OSG Spiral Point Tap: 5/16"-24 UNF, H2 / 2B-3B, 3 Flute, Plug Chamfer, High Speed Steel (MPN 1226400)

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This OSG spiral-point tap is designed for threading blind holes in ferrous and non-ferrous materials. It features a #10-24 UNC thread size, H4 / 2B-3B tolerance, 2-flute design, plug chamfer, and is made from high-speed steel. The spiral-point geometry pushes chips forward to reduce clogging, making it suitable for general manufacturing applications requiring precise internal threads
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