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OSG Spiral Point Tap: 1/2"-13 UNC, H2 / 2B-3B, 3 Flute, Plug Chamfer - General Purpose Spiral-Point Taps
OSGGeneral Purpose Spiral-Point Taps

OSG Spiral Point Tap: 1/2"-13 UNC, H2 / 2B-3B, 3 Flute, Plug Chamfer

The OSG Spiral Point Tap (1/2"-13 UNC) is a general purpose spiral-point tap with a plug chamfer, made from high-speed steel. It features 3 flutes and is rated H2 / 2B-3B (MPN 1227400).

SKU 3G-OTH-214439

Brand
OSG
Item
Spiral Point Tap: 1/2"-13 UNC, H2 / 2B-3B, 3 Flute, Plug Chamfer
Category
General Purpose Spiral-Point Taps
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Technical Specifications

OSG
Manufacturer Part Number
1227400
Type
H2 / 2B-3B, Plug Chamfer, High Speed Steel
Flute
3
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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The OSG Spiral Point Tap (1/2"-13 UNC) is a general purpose spiral-point tap with a plug chamfer, made from high-speed steel. It features 3 flutes and is rated H2 / 2B-3B (MPN 1227400).

Frequently Asked Questions

What is the OSG spiral point tap 1/2-13 UNC used for?

This OSG spiral point tap is used for threading through holes in metal, steel, and alloys. Its spiral-point design pushes chips forward, making it ideal for high-speed production tapping in automotive, aerospace, and general manufacturing applications.

What are the specifications of the OSG tap MPN 1227400?

The OSG tap MPN 1227400 is a 1/2-13 UNC spiral point tap with H2 / 2B-3B tolerance, 3 flutes, plug chamfer, and high-speed steel construction. It is designed for general-purpose threading of through holes in ferrous materials.

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 facility. Contact us for availability and lead time on the OSG spiral point tap MPN 1227400.

How to select the right OSG tap for threading steel?

For threading steel, choose a tap with the correct thread size (e.g., 1/2-13 UNC), proper chamfer (plug for through holes), and H2 tolerance for class 2B-3B fit. High-speed steel taps like this OSG model offer good wear resistance for general-purpose production runs.

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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