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OSG Spiral Point Tap: 5/16"-24 UNF, H3 / 2B-3B, 2 Flute, Plug Chamfer - General Purpose Spiral-Point Taps
OSGGeneral Purpose Spiral-Point Taps

OSG Spiral Point Tap: 5/16"-24 UNF, H3 / 2B-3B, 2 Flute, Plug Chamfer

SKU 3G-OTH-215866

Brand
OSG
Item
Spiral Point Tap: 5/16"-24 UNF, H3 / 2B-3B, 2 Flute, Plug Chamfer
Category
General Purpose Spiral-Point Taps
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Technical Specifications

OSG
Manufacturer Part Number
1231208
Type
H3 / 2B-3B, Plug Chamfer, TiCN Coated High Speed Steel
Flute
2
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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Frequently Asked Questions

What is OSG spiral point tap 5/16-24 UNF used for?

This OSG spiral point tap is designed for through-hole threading in steel and cast iron. Its TiCN coating reduces friction and extends tool life, making it suitable for high-speed production environments across automotive, aerospace, and general manufacturing.

What are the specifications of OSG tap 1231208?

The OSG tap 1231208 is a 5/16"-24 UNF spiral point tap with H3 / 2B-3B tolerance, 2 flutes, plug chamfer, and TiCN coated high speed steel. It is designed for through-hole threading and provides accurate thread class fit.

Where to buy OSG 1231208 tap worldwide?

3G Electric supplies the OSG 1231208 spiral point tap worldwide. As a global industrial sourcing partner, we handle logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this precision threading tool.

How to select the right spiral point tap for UNF threads?

Select a spiral point tap based on thread size (e.g., 5/16-24 UNF), material (HSS for general use, coated for harder materials), chamfer type (plug for through holes), and tolerance class (H3 for 2B-3B fit). OSG taps offer consistent geometry for reliable chip evacuation.

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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