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OSG Spiral Point Tap: 3/8"-24 UNF, H3 / 2B-3B, 3 Flute, Plug Chamfer - General Purpose Spiral-Point Taps
OSGGeneral Purpose Spiral-Point Taps

OSG Spiral Point Tap: 3/8"-24 UNF, H3 / 2B-3B, 3 Flute, Plug Chamfer

The OSG Spiral Point Tap (3/8"-24 UNF) is a general-purpose spiral-point tap with a plug chamfer, TiN-coated high-speed steel construction, and three flutes. It is specified as H3 / 2B-3B (MPN 1231805), designed for…

SKU 3G-OTH-214920

Brand
OSG
Item
Spiral Point Tap: 3/8"-24 UNF, H3 / 2B-3B, 3 Flute, Plug Chamfer
Category
General Purpose Spiral-Point Taps
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Technical Specifications

OSG
Manufacturer Part Number
1231805
Type
H3 / 2B-3B, Plug Chamfer, TiN Coated High Speed Steel
Flute
3
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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The OSG Spiral Point Tap (3/8"-24 UNF) is a general-purpose spiral-point tap with a plug chamfer, TiN-coated high-speed steel construction, and three flutes. It is specified as H3 / 2B-3B (MPN 1231805), designed for through-hole threading in a range of materials.

Frequently Asked Questions

What is the OSG spiral point tap 3/8-24 UNF used for?

The OSG spiral point tap is designed for through-hole threading in production environments. Its 3-flute design pushes chips forward, reducing clogging. Common applications include automotive, aerospace, and general manufacturing where UNF threads are required.

What are the specifications of the OSG tap MPN 1231805?

This OSG tap has a 3/8-24 UNF thread size, H3 / 2B-3B tolerance, 3 flutes, plug chamfer, and TiN coated high speed steel construction. It is a general purpose spiral-point tap for through-hole threading. The manufacturer part number is 1231805.

Where to buy the OSG spiral point tap 1231805 worldwide?

3G Electric supplies the OSG spiral point tap MPN 1231805 worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

How to select the correct OSG tap for UNF threads?

Select an OSG tap with the exact thread size and pitch, such as 3/8-24 UNF. Match the tolerance class (e.g., H3 / 2B-3B) to your application. For through holes, a spiral point tap with plug chamfer is recommended. TiN coating improves tool life in ferrous materials.

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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