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OSG Spiral Flute Tap: #8-32 UNC, H5 / 2B, 3 Flute, Modified Bottoming Chamfer (MPN 2917808) - General Purpose Spiral-Flute Taps
OSGGeneral Purpose Spiral-Flute Taps

OSG Spiral Flute Tap: #8-32 UNC, H5 / 2B, 3 Flute, Modified Bottoming Chamfer (MPN 2917808)

OSG General Purpose Spiral-Flute Taps.

SKU 3G-OTH-231212

Brand
OSG
Item
Spiral Flute Tap: #8-32 UNC, H5 / 2B, 3 Flute, Modified Bottoming Chamfer
Category
General Purpose Spiral-Flute Taps
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

OSG
Manufacturer Part Number
2917808

Technical Documents

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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

OSG General Purpose Spiral-Flute Taps.

Frequently Asked Questions

What is the OSG spiral flute tap #8-32 UNC used for?

This OSG spiral flute tap is designed for threading blind holes in materials like steel and aluminum. Its spiral flute design lifts chips out of the hole, preventing clogging and ensuring clean threads. It is commonly used in automotive, aerospace, and general machining applications.

What are the specifications of the OSG tap MPN 2917808?

The OSG spiral flute tap has a #8-32 UNC thread size, H5 tolerance for the tap, and 2B class of fit for the nut. It features 3 flutes and a modified bottoming chamfer, allowing threading close to the bottom of blind holes. The manufacturer part number is 2917808.

Where to buy OSG taps in worldwide?

3G Electric supplies OSG taps like the #8-32 UNC spiral flute tap to customers worldwide. We handle full logistics, customs clearance, and delivery to your location. Contact us for pricing and lead time on this and other OSG cutting tools.

How to select the right OSG tap for blind holes?

For blind holes, choose a spiral flute tap like this OSG #8-32 UNC model, as its flute design evacuates chips upward. Ensure the chamfer type (modified bottoming) matches your thread depth requirements. Always match tap tolerance (H5) to the desired thread class (2B) for proper fit.

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-flute taps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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