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OSG Spiral Flute Tap: 1 1/4"-12 UNF, H8 / 2B-3B, 4 Flute - Spiral-Flute Taps for Steel & Stainless Steel
OSGSpiral-Flute Taps for Steel & Stainless Steel

OSG Spiral Flute Tap: 1 1/4"-12 UNF, H8 / 2B-3B, 4 Flute

The OSG Spiral Flute Tap (SKU 54MG12) is a 1 1/4"-12 UNF spiral-flute tap for steel and stainless steel, featuring an H8 / 2B-3B tolerance, 4 flutes, and a modified bottoming chamfer (MPN 1650507608).

SKU 3G-OTH-219075

Brand
OSG
Item
Spiral Flute Tap: 1 1/4"-12 UNF, H8 / 2B-3B, 4 Flute
Category
Spiral-Flute Taps for Steel & Stainless Steel
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Technical Specifications

OSG
Manufacturer Part Number
1650507608
Type
H8 / 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 (SKU 54MG12) is a 1 1/4"-12 UNF spiral-flute tap for steel and stainless steel, featuring an H8 / 2B-3B tolerance, 4 flutes, and a modified bottoming chamfer (MPN 1650507608).

Frequently Asked Questions

What is the OSG spiral flute tap 1650507608 used for?

This OSG spiral flute tap is designed for threading steel and stainless steel. Its modified bottoming chamfer and 4-flute design efficiently cut threads in blind holes, making it ideal for automotive, aerospace, and general manufacturing applications where precise internal threading is required.

What are the specifications of the OSG spiral flute tap 1650507608?

The OSG spiral flute tap has a thread size of 1 1/4"-12 UNF, a tolerance class of H8 / 2B-3B, 4 flutes, and a modified bottoming chamfer. The manufacturer part number is 1650507608. It is designed for threading steel and stainless steel materials.

Where to buy the OSG spiral flute tap 1650507608 worldwide?

3G Electric supplies the OSG spiral flute tap 1650507608 worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we source and deliver this tap to any country.

How to select the correct OSG spiral flute tap for steel?

To select the correct OSG spiral flute tap, match the thread size (e.g., 1 1/4"-12 UNF) and tolerance class (H8 / 2B-3B) to your application. For blind holes in steel or stainless steel, choose a modified bottoming chamfer tap. Ensure the tap material and coating suit the workpiece hardness.

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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