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OSG Spiral Point Tap: 1/2"-13 UNC, H5 / 2B-3B, 3 Flute, Plug Chamfer - General Purpose Spiral-Point Taps
OSGGeneral Purpose Spiral-Point Taps

OSG Spiral Point Tap: 1/2"-13 UNC, H5 / 2B-3B, 3 Flute, Plug Chamfer

The OSG Spiral Point Tap (1/2"-13 UNC) is a general-purpose, high-speed steel tap with a plug chamfer, H5 / 2B-3B tolerance, and 3 flutes (MPN 1242400). 3G Electric interprets your threading needs, sources this…

SKU 3G-OTH-215191

Brand
OSG
Item
Spiral Point Tap: 1/2"-13 UNC, H5 / 2B-3B, 3 Flute, Plug Chamfer
Category
General Purpose Spiral-Point Taps
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Technical Specifications

OSG
Manufacturer Part Number
1242400
Type
H5 / 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, high-speed steel tap with a plug chamfer, H5 / 2B-3B tolerance, and 3 flutes (MPN 1242400). 3G Electric interprets your threading needs, sources this genuine OSG tool, and supports your operation across 14 industrial departments — with specialist depth in combustion, pumps, and controls as a trusted authorized distributor.

Frequently Asked Questions

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

The OSG spiral point tap is designed for through-hole threading in ferrous and non-ferrous materials. Its spiral point pushes chips ahead, preventing clogging. Common applications include automotive, aerospace, and general manufacturing where clean, efficient threading is required.

What are the specifications of the OSG spiral point tap 1242400?

The OSG spiral point tap has a 1/2"-13 UNC thread size, H5 tolerance for 2B-3B class fit, 3 flutes, plug chamfer, and is made of high-speed steel. The manufacturer part number is 1242400. It is suitable for through-hole tapping in various materials.

Where to buy the OSG spiral point tap 1242400 worldwide?

You can source the OSG spiral point tap 1242400 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide locations. Contact us for availability and lead time.

How to select the correct OSG spiral point tap for through-hole threading?

Select an OSG spiral point tap based on thread size (e.g., 1/2"-13 UNC), material type, and hole condition. For through-holes, spiral point taps push chips forward. Ensure the tap's tolerance (H5) matches the required thread class (2B-3B). Consult OSG's technical data for optimal performance.

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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