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OSG Spiral Flute Tap: 5/8"-18 UNF, H3 / 2B-3B, 4 Flute, Bottoming Chamfer - General Purpose Spiral-Flute Taps
OSGGeneral Purpose Spiral-Flute Taps

OSG Spiral Flute Tap: 5/8"-18 UNF, H3 / 2B-3B, 4 Flute, Bottoming Chamfer

SKU 3G-OTH-231177

Brand
OSG
Item
Spiral Flute Tap: 5/8"-18 UNF, H3 / 2B-3B, 4 Flute, Bottoming Chamfer
Category
General Purpose Spiral-Flute Taps
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Technical Specifications

OSG
Manufacturer Part Number
1433300
Type
H3 / 2B-3B, Bottoming Chamfer, High Speed Steel
Flute
4
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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Frequently Asked Questions

What is an OSG spiral flute tap used for?

An OSG spiral flute tap is used for threading blind holes in materials like steel and aluminum. Its spiral design pushes chips upward, preventing clogging and ensuring clean threads. This 5/8"-18 UNF bottoming chamfer tap is ideal for through-hole or near-bottom threading in machining operations.

What are the specifications of the OSG 1433300 tap?

The OSG 1433300 is a 5/8"-18 UNF spiral flute tap with H3 / 2B-3B tolerance, 4 flutes, and a bottoming chamfer. It is made of high-speed steel (HSS) for general-purpose threading. The H3 fit ensures precise thread class for 2B-3B applications.

Where to buy OSG taps in worldwide?

3G Electric supplies OSG taps like the 1433300 to customers worldwide. We handle full logistics, customs clearance, and delivery to your facility. As a global industrial sourcing partner, we provide genuine OSG cutting tools for machining, automotive, and aerospace applications.

How to select the right OSG spiral flute tap?

Select an OSG spiral flute tap based on thread size, material, and hole type. For blind holes, use a bottoming chamfer like this 5/8"-18 UNF tap. Match the H3 tolerance to your thread class (2B-3B). High-speed steel suits general-purpose threading in steel and aluminum.

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-flute taps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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