OSG Thread Forming Tap: 9/16"-12 UNC, H4 / 2B-3B, Modified Bottoming Chamfer
SKU 3G-OTH-237084
Need installation or engineering help?
Ask a question
Frequently Asked Questions
What is the OSG thread forming tap 9/16"-12 UNC used for?
This OSG thread forming tap creates internal threads in ductile materials like aluminum, brass, and low-carbon steel without cutting chips. It is ideal for high-speed production environments where chip evacuation is problematic, such as automotive and general manufacturing.
What are the specifications of the OSG thread forming tap 9/16"-12 UNC?
This OSG tap has a 9/16"-12 UNC thread size, H4 / 2B-3B tolerance, modified bottoming chamfer, and TiCN coated cobalt construction. The manufacturer part number is 1400146308. It is designed for general purpose thread forming in through or blind holes.
Where to buy OSG thread forming taps worldwide?
3G Electric supplies OSG thread forming taps like this 9/16"-12 UNC model to customers worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this and other OSG tooling.
How to select the correct OSG thread forming tap for my application?
Select based on thread size (e.g., 9/16"-12 UNC), material hardness, and hole type. For blind holes, use a modified bottoming chamfer like this OSG tap. TiCN coating suits abrasive materials. Always match the tap tolerance (H4 / 2B-3B) to your required thread class.
Used in
Common applications for OSGOSG Products
3G Electric supplies OSG general purpose thread-forming taps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.















