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OSG Spiral Point Tap: 3/8"-16 UNC, H1 / 2B-3B, 3 Flute, Plug Chamfer - General Purpose Spiral-Point Taps
OSGGeneral Purpose Spiral-Point Taps

OSG Spiral Point Tap: 3/8"-16 UNC, H1 / 2B-3B, 3 Flute, Plug Chamfer

The OSG Spiral Point Tap (3/8"-16 UNC, MPN 1221600) is a general-purpose spiral-point tap with H1 / 2B-3B tolerance, 3 flutes, plug chamfer, and high-speed steel construction. 3G Electric interprets demand and…

SKU 3G-OTH-216240

Brand
OSG
Item
Spiral Point Tap: 3/8"-16 UNC, H1 / 2B-3B, 3 Flute, Plug Chamfer
Category
General Purpose Spiral-Point Taps
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Technical Specifications

OSG
Manufacturer Part Number
1221600
Type
H1 / 2B-3B, Plug Chamfer, High Speed Steel
Flute
3
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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The OSG Spiral Point Tap (3/8"-16 UNC, MPN 1221600) is a general-purpose spiral-point tap with H1 / 2B-3B tolerance, 3 flutes, plug chamfer, and high-speed steel construction. 3G Electric interprets demand and delivers this genuine industrial cutting tool across 14 departments — with specialist depth in combustion, pumps, and controls — ensuring you get the right answer, not just a catalog.

Frequently Asked Questions

What is the OSG spiral point tap 3/8-16 UNC used for?

The OSG spiral point tap is used for threading blind or through holes in ferrous and non-ferrous materials. Its spiral point design pushes chips ahead, reducing chip clogging. It is ideal for general-purpose tapping in manufacturing and maintenance applications.

What are the specifications of the OSG tap MPN 1221600?

The OSG tap MPN 1221600 is a 3/8-16 UNC spiral point tap with H1 / 2B-3B tolerance, 3 flutes, plug chamfer, and high-speed steel construction. It is designed for general-purpose threading and is suitable for a range of materials.

Where to buy OSG taps in worldwide?

You can source OSG taps worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on the OSG spiral point tap MPN 1221600.

How to select the right OSG tap for a threading job?

Select an OSG tap based on thread size, material, and hole type. For through holes, a spiral point tap like the 3/8-16 UNC is effective. Match the tap tolerance (e.g., H1 / 2B-3B) to your required thread class. Consult OSG's technical data for material-specific recommendations.

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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