OSG Spiral Point Tap: 7/16"-14 UNC, H7 / 2B-3B, 3 Flute
SKU 3G-OTH-215953
Need installation or engineering help?
Ask a question
Frequently Asked Questions
What is the OSG spiral point tap 2842100 used for?
The OSG spiral point tap 2842100 is used for threading through holes in metal, steel, and alloys. Its spiral point design pushes chips forward, preventing clogging. It suits general-purpose tapping in machining, automotive, and industrial maintenance applications.
What are the specifications of the OSG 2842100 tap?
The OSG 2842100 is a 7/16"-14 UNC spiral point tap with 3 flutes and a plug chamfer. It has an H7 / 2B-3B tolerance class for precise thread fit. It is designed for through-hole tapping in ferrous and non-ferrous materials.
Where to buy OSG taps in worldwide?
3G Electric supplies OSG taps like the 2842100 to worldwide customers. We handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this and other OSG cutting tools.
How to select the right OSG tap for UNC threads?
Select an OSG tap by matching thread size (e.g., 7/16"-14 UNC), chamfer type (plug for through holes), and tolerance class (H7 for 2B-3B fit). Consider material hardness and machine type. OSG taps are engineered for consistent thread quality in production environments.
Used in
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.














