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OSG Spiral Flute Tap: 5/16"-18 UNC, H5 / 2B-3B, 3 Flute, Bottoming Chamfer - Spiral-Flute Taps for Steel & Stainless Steel
OSGSpiral-Flute Taps for Steel & Stainless Steel

OSG Spiral Flute Tap: 5/16"-18 UNC, H5 / 2B-3B, 3 Flute, Bottoming Chamfer

The OSG Spiral Flute Tap (5/16"-18 UNC, MPN 1650511208) is a bottoming-chamfer, 3-flute tap with H5 / 2B-3B tolerance and V Coated Powdered Metal construction, designed for threading steel and stainless steel. 3G…

SKU 3G-OTH-217829

Brand
OSG
Item
Spiral Flute Tap: 5/16"-18 UNC, H5 / 2B-3B, 3 Flute, Bottoming Chamfer
Category
Spiral-Flute Taps for Steel & Stainless Steel
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Technical Specifications

OSG
Manufacturer Part Number
1650511208
Type
H5 / 2B-3B, Bottoming Chamfer, V Coated Powdered Metal
Flute
3
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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The OSG Spiral Flute Tap (5/16"-18 UNC, MPN 1650511208) is a bottoming-chamfer, 3-flute tap with H5 / 2B-3B tolerance and V Coated Powdered Metal construction, designed for threading steel and stainless steel. 3G Electric sources this genuine OSG tool as part of our industrial supply across 14 departments, with specialist expertise in cutting tools and precision threading solutions.

Frequently Asked Questions

What is the OSG spiral flute tap 1650511208 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, while the bottoming chamfer allows threading close to the hole bottom. It is commonly used in automotive, aerospace, and general manufacturing applications.

What are the specifications of the OSG spiral flute tap 1650511208?

The OSG spiral flute tap has a thread size of 5/16"-18 UNC, with an H5 tolerance for class 2B-3B fit. It features 3 flutes, a bottoming chamfer, and a V coating on powdered metal. The manufacturer part number is 1650511208.

Where to buy the OSG spiral flute tap 1650511208 worldwide?

You can source the OSG spiral flute tap 1650511208 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.

How to select the correct OSG spiral flute tap for steel?

For steel threading, select a spiral flute tap with a bottoming chamfer for blind holes. Ensure the thread size (e.g., 5/16"-18 UNC) matches your application. The H5 tolerance and V coating on powdered metal, as on OSG model 1650511208, provide durability in steel and stainless steel.

Used in

Common applications for OSG
Automotive engine block production — OSG micro drill bits for oil gallery and coolant passage drilling in cast iron
Medical device manufacturing — OSG micro drill bits for drilling bone screw pilot holes in stainless steel implants
Aerospace component machining — OSG micro drill bits for fastener holes in titanium alloy structural parts
Mold and die making — OSG micro drill bits for cooling channel drilling in hardened tool steel (HRC 45-50)
Electronics enclosure fabrication — OSG micro drill bits for precision holes in aluminum alloy housings (with appropriate coating selection)
General engineering job shops — OSG micro drill bits for small-diameter hole drilling in mild steel and alloy steel parts

OSG Products

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.

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