OSG Spiral Point Tap: 5/16"-24 UNF, H4 / 2B-3B, 2 Flute, Bottoming Chamfer
The OSG Spiral Point Tap (5/16"-24 UNF) is a general-purpose spiral-point tap with a bottoming chamfer, made from high-speed steel. It features an H4 / 2B-3B tolerance class and a 2-flute design (MPN 1236500).
SKU 3G-OTH-214407
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Product Description
The OSG Spiral Point Tap (5/16"-24 UNF) is a general-purpose spiral-point tap with a bottoming chamfer, made from high-speed steel. It features an H4 / 2B-3B tolerance class and a 2-flute design (MPN 1236500).
Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.
Frequently Asked Questions
What is the OSG spiral point tap 5/16-24 UNF used for?
The OSG spiral point tap is used for threading blind or through holes in ferrous and non-ferrous materials. Its spiral point design pushes chips forward, making it ideal for high-speed production tapping in automotive, aerospace, and general manufacturing applications.
What are the specifications of the OSG tap 1236500?
The OSG tap 1236500 is a 5/16-24 UNF spiral point tap with H4 / 2B-3B tolerance, 2 flutes, and a bottoming chamfer. It is made of high-speed steel and is designed for general purpose threading. The H4 tolerance ensures precise thread fit for 2B-3B classes.
Where to buy OSG taps in worldwide?
You can source OSG taps worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on the OSG spiral point tap 1236500.
How to select the correct OSG tap for a threading application?
Select the OSG tap based on thread size, pitch, material, and hole type. For through holes, a spiral point tap like the 5/16-24 UNF is ideal. Match the tap tolerance (e.g., H4) to the required thread class (2B-3B). Consult OSG's technical data for material-specific speeds and feeds.
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Common applications for OSGOSG 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.















