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OSG Spiral Point Tap: #1-64 UNC, H2 / 2B-3B, 2 Flute, Bottoming Chamfer - General Purpose Spiral-Point Taps
OSGGeneral Purpose Spiral-Point Taps

OSG Spiral Point Tap: #1-64 UNC, H2 / 2B-3B, 2 Flute, Bottoming Chamfer

The OSG Spiral Point Tap (#1-64 UNC, MPN 1205300) is a general purpose spiral-point tap with a bottoming chamfer, 2-flute design, and H2 / 2B-3B tolerance class, made from high-speed steel. 3G Electric interprets…

SKU 3G-OTH-215231

Brand
OSG
Item
Spiral Point Tap: #1-64 UNC, H2 / 2B-3B, 2 Flute, Bottoming Chamfer
Category
General Purpose Spiral-Point Taps
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Technical Specifications

OSG
Manufacturer Part Number
1205300
Type
H2 / 2B-3B, Bottoming Chamfer, High Speed Steel
Flute
2
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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The OSG Spiral Point Tap (#1-64 UNC, MPN 1205300) is a general purpose spiral-point tap with a bottoming chamfer, 2-flute design, and H2 / 2B-3B tolerance class, made from high-speed steel. 3G Electric interprets your demand for this precision threading tool, sourcing it from our global network across 14 industrial departments — with specialist depth in combustion, pumps, and controls as a trust anchor, not a limit. We deliver the right answer, not just a catalog.

Frequently Asked Questions

What is the OSG Spiral Point Tap #1-64 UNC used for?

The OSG Spiral Point Tap #1-64 UNC is used for threading blind or through holes in production environments. Its spiral-point design pushes chips ahead, reducing clogging. It is suitable for general-purpose tapping in steel, aluminum, and other materials where a bottoming chamfer is required.

What are the specifications of the OSG Spiral Point Tap #1-64 UNC?

The OSG Spiral Point Tap has a #1-64 UNC thread size, H2 / 2B-3B tolerance, 2 flutes, and a bottoming chamfer. It is made of high-speed steel (HSS) and carries manufacturer part number 1205300. The H2 / 2B-3B designation indicates it produces Class 2B or 3B internal threads.

Where to buy the OSG Spiral Point Tap #1-64 UNC worldwide?

You can source the OSG Spiral Point Tap #1-64 UNC worldwide through 3G Electric. As a global industrial equipment distributor, 3G Electric handles full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this OSG tap.

How to select the correct OSG Spiral Point Tap for my application?

Select the OSG Spiral Point Tap based on thread size (e.g., #1-64 UNC), tolerance class (H2 / 2B-3B), and chamfer type. For through holes, a spiral-point tap pushes chips forward. For blind holes, ensure the bottoming chamfer reaches the thread depth. Match the tap material (HSS) to the workpiece hardness.

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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