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OSG Spiral Flute Tap: 11/16"-24 UNEF, H4 / 2B-3B, 4 Flute - Spiral-Flute Taps for Steel & Stainless Steel
OSGSpiral-Flute Taps for Steel & Stainless Steel

OSG Spiral Flute Tap: 11/16"-24 UNEF, H4 / 2B-3B, 4 Flute

The OSG Spiral Flute Tap (11/16"-24 UNEF) is a spiral-flute tap for steel and stainless steel, featuring an H4 / 2B-3B tolerance, 4 flutes, and a modified bottoming chamfer (MPN 1650506408).

SKU 3G-OTH-217907

Brand
OSG
Item
Spiral Flute Tap: 11/16"-24 UNEF, H4 / 2B-3B, 4 Flute
Category
Spiral-Flute Taps for Steel & Stainless Steel
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Technical Specifications

OSG
Manufacturer Part Number
1650506408
Type
H4 / 2B-3B, Modified Bottoming Chamfer
Flute
4
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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The OSG Spiral Flute Tap (11/16"-24 UNEF) is a spiral-flute tap for steel and stainless steel, featuring an H4 / 2B-3B tolerance, 4 flutes, and a modified bottoming chamfer (MPN 1650506408).

Frequently Asked Questions

What is the OSG spiral flute tap 11/16"-24 UNEF used for?

This OSG spiral flute tap is designed for threading steel and stainless steel. Its modified bottoming chamfer and 4-flute design efficiently evacuate chips, making it ideal for through-hole and blind-hole applications in industrial manufacturing and maintenance.

What are the specifications of the OSG 1650506408 tap?

The OSG tap has a thread size of 11/16"-24 UNEF, with a tolerance class of H4 / 2B-3B. It features 4 flutes and a modified bottoming chamfer. The manufacturer part number is 1650506408, and it is designed for steel and stainless steel.

Where to buy OSG taps in worldwide?

You can source OSG taps 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 OSG spiral flute tap.

How to select the right OSG tap for steel?

For steel and stainless steel, choose a spiral flute tap like this OSG model with a modified bottoming chamfer for blind holes. Ensure the thread size (11/16"-24 UNEF) and tolerance (H4 / 2B-3B) match your application. Consult OSG's technical data for material-specific speeds and feeds.

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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