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OSG Spiral Point Tap: 1/4"-20 UNC, H2 / 2B-3B, 2 Flute, Plug Chamfer - General Purpose Spiral-Point Taps
OSGGeneral Purpose Spiral-Point Taps

OSG Spiral Point Tap: 1/4"-20 UNC, H2 / 2B-3B, 2 Flute, Plug Chamfer

The OSG Spiral Point Tap (1/4"-20 UNC, MPN 1225008) is a general purpose spiral-point tap with a plug chamfer, TiCN coated high-speed steel construction, and 2 flutes. It is specified as H2 / 2B-3B class of fit…

SKU 3G-OTH-215478

Brand
OSG
Item
Spiral Point Tap: 1/4"-20 UNC, H2 / 2B-3B, 2 Flute, Plug Chamfer
Category
General Purpose Spiral-Point Taps
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Technical Specifications

OSG
Manufacturer Part Number
1225008
Type
H2 / 2B-3B, Plug Chamfer, TiCN Coated High Speed Steel
Flute
2
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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The OSG Spiral Point Tap (1/4"-20 UNC, MPN 1225008) is a general purpose spiral-point tap with a plug chamfer, TiCN coated high-speed steel construction, and 2 flutes. It is specified as H2 / 2B-3B class of fit, designed for through-hole threading in a range of materials.

Frequently Asked Questions

What is an OSG spiral point tap used for?

An OSG spiral point tap is used for through-hole threading in metalworking. Its spiral point design pushes chips ahead, preventing clogging. This 1/4"-20 UNC tap with TiCN coating suits production tapping in steel and alloys, delivering clean threads in automotive, aerospace, and general machining applications.

What are the specifications of the OSG 1225008 tap?

The OSG 1225008 is a 1/4"-20 UNC spiral point tap with H2 / 2B-3B thread class, 2 flutes, plug chamfer, and TiCN coated high speed steel. It is designed for through-hole tapping and provides good wear resistance for general purpose threading in ferrous materials.

Where to buy OSG taps in worldwide?

3G Electric supplies OSG taps worldwide, including the 1225008 spiral point tap. We handle full logistics, customs clearance, and delivery to your facility. As a global industrial sourcing partner, we provide genuine OSG tooling with reliable lead times and technical support for your threading operations.

How to select the right spiral point tap for UNC threads?

Select a spiral point tap based on thread size (e.g., 1/4"-20 UNC), material, and hole type. For through holes, spiral point taps push chips forward. Choose coating like TiCN for abrasive materials. Match thread class (H2 / 2B-3B) to your tolerance needs. OSG taps offer consistent geometry for 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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