OSG Straight Flute Tap: 1/2"-20 UNF, H3 / 2B-3B, 4 Flute, Plug Chamfer, Cobalt (MPN 1739300)
SKU 3G-OTH-265674
Need installation or engineering help?
Ask a question
Frequently Asked Questions
What is the OSG Straight Flute Tap 1739300 used for?
The OSG Straight Flute Tap 1739300 is designed for threading mold and tool steels. Its 4-flute, plug chamfer design and cobalt construction provide durability and chip evacuation in demanding industrial applications.
What are the specifications of the OSG Straight Flute Tap 1739300?
This OSG tap has a 1/2"-20 UNF thread size, H3 tolerance for 2B-3B class fit, 4 flutes, and a plug chamfer. It is made of cobalt and carries manufacturer part number 1739300.
Where to buy the OSG Straight Flute Tap 1739300 worldwide?
You can source the OSG Straight Flute Tap 1739300 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations.
How to select the correct OSG tap for mold and tool steels?
Select an OSG tap like the 1739300 with cobalt construction for hardness, a plug chamfer for through or blind holes, and H3 tolerance for precise thread fit. Match thread size and pitch to your application requirements.
Used in
Common applications for OSGOSG Products
3G Electric supplies OSG hand taps for mold & tool steels. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.















