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OSG Spiral Point Tap: 3/8"-16 UNC, H11 / 2B, 3 Flute, Plug Chamfer (MPN 2856600) - Oversized Spiral-Point Taps
OSGOversized Spiral-Point Taps

OSG Spiral Point Tap: 3/8"-16 UNC, H11 / 2B, 3 Flute, Plug Chamfer (MPN 2856600)

SKU 3G-OTH-251273

Brand
OSG
Item
Spiral Point Tap: 3/8"-16 UNC, H11 / 2B, 3 Flute, Plug Chamfer
Category
Oversized Spiral-Point Taps
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Technical Specifications

OSG
Manufacturer Part Number
2856600
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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Frequently Asked Questions

What is the OSG Spiral Point Tap 2856600 used for?

The OSG Spiral Point Tap 2856600 is used for threading blind or through holes in ferrous and non-ferrous materials. Its spiral-point design pushes chips forward, reducing chip congestion and tap breakage. Common applications include automotive, aerospace, and general manufacturing where precise UNC threads are required.

What are the specifications of the OSG Spiral Point Tap 2856600?

The OSG Spiral Point Tap 2856600 has a thread size of 3/8"-16 UNC, with an H11 tolerance for a 2B class fit. It features 3 flutes and a plug chamfer. The oversized design allows for thread repair or coating allowance. The manufacturer part number is 2856600.

Where to buy the OSG Spiral Point Tap 2856600 worldwide?

You can source the OSG Spiral Point Tap 2856600 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 supply genuine OSG taps for your threading needs.

How to select the correct OSG Spiral Point Tap for UNC threads?

To select the correct OSG Spiral Point Tap, match the thread size (e.g., 3/8"-16 UNC), thread class (e.g., 2B), and chamfer type (plug, bottoming, or taper) to your application. For oversized taps like the 2856600, ensure the hole size accommodates the H11 tolerance. 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 oversized spiral-point taps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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