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OSG Spiral Flute Tap: 2"-8 8UN, H10 / 2B-3B, 4 Flute - Spiral-Flute Taps for Steel & Stainless Steel
OSGSpiral-Flute Taps for Steel & Stainless Steel

OSG Spiral Flute Tap: 2"-8 8UN, H10 / 2B-3B, 4 Flute

SKU 3G-OTH-217936

Brand
OSG
Item
Spiral Flute Tap: 2"-8 8UN, H10 / 2B-3B, 4 Flute
Category
Spiral-Flute Taps for Steel & Stainless Steel
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Technical Specifications

OSG
Manufacturer Part Number
1650508808
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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Frequently Asked Questions

What is the OSG spiral flute tap 2"-8 8UN used for?

This OSG spiral flute tap is designed for threading steel and stainless steel. The 2"-8 8UN size with H10 / 2B-3B tolerance suits medium to large diameter unified fine threads. Its modified bottoming chamfer and 4-flute design help clear chips in through-hole or blind-hole applications.

What are the specifications of the OSG 1650508808 tap?

The OSG 1650508808 is a spiral flute tap with size 2"-8 8UN, H10 / 2B-3B tolerance, 4 flutes, and a modified bottoming chamfer. It is intended for steel and stainless steel. The manufacturer part number is 1650508808.

Where to buy OSG taps in worldwide?

You can source OSG taps like the 1650508808 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide locations. Contact us for availability and lead time on this spiral flute tap.

How to select the correct OSG tap for steel threading?

Select an OSG tap based on thread size, pitch, and material. For steel and stainless steel, a spiral flute design with H10 tolerance suits general threading. Ensure the chamfer type matches your hole: modified bottoming for blind holes. Always match the tap to the required thread class, such as 2B-3B.

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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