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OSG Spiral Point Tap: 7/16"-20 UNF, H3 / 2B-3B, 3 Flute, Plug Chamfer - General Purpose Spiral-Point Taps
OSGGeneral Purpose Spiral-Point Taps

OSG Spiral Point Tap: 7/16"-20 UNF, H3 / 2B-3B, 3 Flute, Plug Chamfer

SKU 3G-OTH-215541

Brand
OSG
Item
Spiral Point Tap: 7/16"-20 UNF, H3 / 2B-3B, 3 Flute, Plug Chamfer
Category
General Purpose Spiral-Point Taps
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Technical Specifications

OSG
Manufacturer Part Number
1232200
Type
H3 / 2B-3B, Plug Chamfer, High Speed Steel
Flute
3
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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Frequently Asked Questions

What is the OSG spiral point tap 7/16"-20 UNF used for?

This OSG spiral point tap is designed for through-hole threading in metalworking. It pushes chips forward, reducing clogging in applications like automotive and general machining. The H3 / 2B-3B tolerance ensures precise fit for UNF fasteners.

What are the specifications of the OSG tap 1232200?

The OSG tap 1232200 is a 7/16"-20 UNF spiral point tap with H3 / 2B-3B tolerance, 3 flutes, plug chamfer, and high-speed steel construction. It is a general-purpose tap for through-hole threading in steel and non-ferrous materials.

Where to buy OSG taps in worldwide?

3G Electric supplies OSG taps like the 1232200 to worldwide customers. We handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this high-speed steel spiral point tap.

How to select the correct OSG tap for UNF threads?

For UNF threads like 7/16"-20, match the tap size and pitch exactly to the fastener. Choose spiral point taps for through holes and spiral flute for blind holes. The H3 / 2B-3B tolerance provides a standard fit for most production threading.

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 general purpose 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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