OSG #12-28 UNF Spiral-Flute Tap, H3 / 2B-3B, 2 Flute, Modified Bottoming Chamfer
The OSG Spiral Flute Tap (#12-28 UNF, MPN 1645012283) is a spiral-flute tap for steel and stainless steel, featuring a H3 / 2B-3B tolerance, 2-flute design, and modified bottoming chamfer. 3G Electric interprets this…
SKU 3G-OTH-218008
Local availability & support — Singapore
- Local office
- 20 Woodlands Link #09-05, Singapore 738733
- Phone
- +65 8878 8355
- Delivery
- Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
- Payment
- Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
- Ships to
- Singapore
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Product Description
The OSG Spiral Flute Tap (#12-28 UNF, MPN 1645012283) is a spiral-flute tap for steel and stainless steel, featuring a H3 / 2B-3B tolerance, 2-flute design, and modified bottoming chamfer. 3G Electric interprets this demand and sources genuine industrial equipment across 14 departments, with specialist depth in combustion, pumps, and controls as an authorised distributor for brands like OSG, Schneider, ABB, Siemens, SKF, Festo, Fluke, Interpump, and FBR.
Frequently Asked Questions
What is OSG spiral flute tap #12-28 UNF used for?
This OSG spiral flute tap is designed for threading blind holes in steel and stainless steel. Its spiral flute design evacuates chips upward, preventing clogging. The modified bottoming chamfer allows threading close to the bottom of the hole, making it ideal for precision tapping in industrial manufacturing and maintenance applications.
What are the specifications of OSG spiral flute tap 1645012283?
The OSG spiral flute tap has a #12-28 UNF thread size, H3 / 2B-3B tolerance, 2 flutes, and a modified bottoming chamfer. It is designed for threading blind holes in steel and stainless steel. The manufacturer part number is 1645012283, and it is classified as a spiral-flute tap for steel and stainless steel.
Where to buy OSG spiral flute tap 1645012283 worldwide?
You can source the OSG spiral flute tap 1645012283 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we provide reliable sourcing for this precision threading tool.
How to select the right OSG spiral flute tap for steel?
Select an OSG spiral flute tap based on thread size, tolerance class, and material. For steel and stainless steel blind holes, use a tap with a modified bottoming chamfer and H3 / 2B-3B tolerance. Ensure the tap matches the required UNF thread specification, such as #12-28 UNF, for proper thread fit and performance.
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3G Electric supplies OSG spiral-flute taps for steel & stainless steel. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
