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OSG Spiral Flute Tap: 5/16"-24 UNF, H5 / 2B-3B, 3 Flute - Spiral-Flute Taps for Steel & Stainless Steel
OSGSpiral-Flute Taps for Steel & Stainless Steel

OSG Spiral Flute Tap: 5/16"-24 UNF, H5 / 2B-3B, 3 Flute

The OSG Spiral Flute Tap (5/16"-24 UNF) is a spiral-flute tap for steel and stainless steel, featuring an H5 / 2B-3B tolerance, 3-flute design, and modified bottoming chamfer (MPN 1704101).

SKU 3G-OTH-218563

Brand
OSG
Item
Spiral Flute Tap: 5/16"-24 UNF, H5 / 2B-3B, 3 Flute
Category
Spiral-Flute Taps for Steel & Stainless Steel
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Technical Specifications

OSG
Manufacturer Part Number
1704101
Type
H5 / 2B-3B, Modified Bottoming Chamfer
Flute
3
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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The OSG Spiral Flute Tap (5/16"-24 UNF) is a spiral-flute tap for steel and stainless steel, featuring an H5 / 2B-3B tolerance, 3-flute design, and modified bottoming chamfer (MPN 1704101).

Frequently Asked Questions

What is the OSG spiral flute tap 1704101 used for?

The OSG spiral flute tap 1704101 is designed for threading blind holes in steel and stainless steel. Its spiral flute design evacuates chips upward, preventing clogging and ensuring clean threads. It is commonly used in automotive, aerospace, and general manufacturing applications.

What are the specifications of the OSG spiral flute tap 5/16-24 UNF?

This OSG tap has a 5/16-24 UNF thread size, H5 tolerance for 2B-3B class fit, 3 flutes, and a modified bottoming chamfer. The manufacturer part number is 1704101. It is designed for threading blind holes in steel and stainless steel materials.

Where to buy OSG spiral flute taps worldwide?

You can source OSG spiral flute 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 1704101 tap.

How to select the correct OSG tap for stainless steel?

For stainless steel, select an OSG spiral flute tap with a modified bottoming chamfer, like the 1704101, to reduce cutting torque and improve chip evacuation. Ensure the tap has H5 tolerance for precise thread fit. Always use appropriate cutting fluid to extend tool life.

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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