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OSG Oversized Spiral-Flute Tap: #8-32 UNC - Oversized Spiral-Flute Taps
OSGOversized Spiral-Flute Taps

OSG Oversized Spiral-Flute Tap: #8-32 UNC

OSG Oversized Spiral-Flute Taps.

SKU 3G-OTH-211241

Brand
OSG
Item
Oversized Spiral-Flute Tap: #8-32 UNC
Category
Oversized 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
2918108

Technical Documents

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

Product Description

OSG Oversized Spiral-Flute Taps.

Frequently Asked Questions

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

The OSG spiral flute tap #8-32 UNC is designed for threading blind holes in materials such as steel and stainless steel. Its spiral flute design efficiently evacuates chips upward, preventing clogging and ensuring clean threads. This tap is commonly used in automotive, aerospace, and general manufacturing applications.

What are the specifications of the OSG spiral flute tap #8-32 UNC?

The OSG spiral flute tap has a #8-32 UNC thread size, H11 tolerance, 3 flutes, and a modified bottoming chamfer. The manufacturer part number is 2918108. It is an oversized tap designed for threading blind holes, providing precise thread formation in various materials.

Where to buy the OSG spiral flute tap #8-32 UNC worldwide?

You can source the OSG spiral flute tap #8-32 UNC worldwide through 3G Electric. As a global industrial equipment distributor, 3G Electric handles full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this OSG tap.

How to select the correct OSG spiral flute tap for blind holes?

To select the correct OSG spiral flute tap for blind holes, match the thread size (e.g., #8-32 UNC) and chamfer type (modified bottoming for blind holes). Consider material hardness and tap tolerance (H11 for general use). OSG taps are engineered for chip evacuation, reducing breakage in deep holes.

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 oversized 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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Compatible alternatives & equivalents

Cross-referenced by specification & description
OSG spiral-flute tap for #8-32 UNC threads, with H11 oversize tolerance. Features 3 flutes and a modified bottoming chamfer, designed for threading blind holes in materials such as steel and aluminum. The spiral flute design evacuates chips upward to prevent clogging and ensure clean threads
OSG
OSG spiral-flute tap for #8-32 UNC threads, with H11 oversize tolerance. Features 3 flutes and a modified bottoming chamfer, designed for threading blind holes in materials such as steel and aluminum. The spiral flute design evacuates chips upward to prevent clogging and ensure clean threads
This OSG oversized spiral-flute tap is designed for threading blind holes in materials such as steel and aluminum. The spiral flute design evacuates chips upward, preventing clogging and ensuring clean threads. It features a #10-32 UNF thread size, H11 tolerance, 3 flutes, and a modified bottoming chamfer
OSG
This OSG oversized spiral-flute tap is designed for threading blind holes in materials such as steel and aluminum. The spiral flute design evacuates chips upward, preventing clogging and ensuring clean threads. It features a #10-32 UNF thread size, H11 tolerance, 3 flutes, and a modified bottoming chamfer
OSG oversized spiral-flute tap with 1/4"-20 UNC thread, H11 tolerance, 3 flutes, and modified bottoming chamfer. Designed for threading blind holes in steel and aluminum, the spiral flute lifts chips upward to prevent clogging. Suitable for general manufacturing applications requiring clean threads
OSG
OSG oversized spiral-flute tap with 1/4"-20 UNC thread, H11 tolerance, 3 flutes, and modified bottoming chamfer. Designed for threading blind holes in steel and aluminum, the spiral flute lifts chips upward to prevent clogging. Suitable for general manufacturing applications requiring clean threads
This oversized spiral-flute tap is designed for threading blind holes in ferrous and non-ferrous materials. The spiral flute geometry pushes chips upward, preventing clogging and ensuring clean threads. With a modified bottoming chamfer, it is suitable for threading close to the bottom of a hole. The H11 tolerance provides precise thread sizing
OSG
This oversized spiral-flute tap is designed for threading blind holes in ferrous and non-ferrous materials. The spiral flute geometry pushes chips upward, preventing clogging and ensuring clean threads. With a modified bottoming chamfer, it is suitable for threading close to the bottom of a hole. The H11 tolerance provides precise thread sizing
Oversized spiral-flute tap for threading blind holes. Spiral flute design evacuates chips upward to prevent clogging. Modified bottoming chamfer allows threading close to hole bottom. Thread size 5/16"-18 UNC, H11 tolerance, 3 flutes
OSG
Oversized spiral-flute tap for threading blind holes. Spiral flute design evacuates chips upward to prevent clogging. Modified bottoming chamfer allows threading close to hole bottom. Thread size 5/16"-18 UNC, H11 tolerance, 3 flutes
Oversized spiral-flute tap for threading blind holes. Spiral flute design evacuates chips upward to prevent clogging. Modified bottoming chamfer allows threading close to hole bottom. Thread size 1/2"-20 UNF, thread limit H11 / 2B, 3 flutes
OSG
Oversized spiral-flute tap for threading blind holes. Spiral flute design evacuates chips upward to prevent clogging. Modified bottoming chamfer allows threading close to hole bottom. Thread size 1/2"-20 UNF, thread limit H11 / 2B, 3 flutes

More from OSG

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Oversized spiral-flute tap for threading blind holes in materials that produce stringy chips, such as steel and aluminum. The spiral flute design lifts chips out of the hole to prevent clogging. Thread size 5/16-24 UNF, H11 tolerance, 3 flutes, modified bottoming chamfer. Suitable for applications requiring a looser thread fit
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Oversized spiral-flute tap for threading blind holes in materials that produce stringy chips, such as steel and aluminum. The spiral flute design lifts chips out of the hole to prevent clogging. Thread size 5/16-24 UNF, H11 tolerance, 3 flutes, modified bottoming chamfer. Suitable for applications requiring a looser thread fit
OSG Spiral Flute Tap: M6x1 Metric, D11 / 6H, 3 Flute, Modified Bottoming Chamfer (MPN 2993901)
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OSG Spiral Flute Tap: M6x1 Metric, D11 / 6H, 3 Flute, Modified Bottoming Chamfer (MPN 2993901)
This OSG spiral-flute tap is designed for threading blind holes in materials such as steel and aluminum. The spiral flute geometry pushes chips upward, preventing clogging and ensuring clean threads. With a #10-32 UNF thread size, H11 tolerance, and modified bottoming chamfer, it is suited for precision threading applications where chip evacuation and thread accuracy are required
OSG
This OSG spiral-flute tap is designed for threading blind holes in materials such as steel and aluminum. The spiral flute geometry pushes chips upward, preventing clogging and ensuring clean threads. With a #10-32 UNF thread size, H11 tolerance, and modified bottoming chamfer, it is suited for precision threading applications where chip evacuation and thread accuracy are required
This OSG spiral-flute tap is designed for threading blind holes in materials such as steel and aluminum. The spiral flute geometry pushes chips upward, preventing clogging and ensuring clean threads. With a modified bottoming chamfer, it is suited for applications requiring threads close to the hole bottom. Thread size: 7/16"-20 UNF, tolerance H11, 3 flutes
OSG
This OSG spiral-flute tap is designed for threading blind holes in materials such as steel and aluminum. The spiral flute geometry pushes chips upward, preventing clogging and ensuring clean threads. With a modified bottoming chamfer, it is suited for applications requiring threads close to the hole bottom. Thread size: 7/16"-20 UNF, tolerance H11, 3 flutes
This OSG spiral-flute tap is designed for threading blind holes in ferrous and non-ferrous materials. The spiral flute geometry pushes chips upward, preventing clogging and ensuring clean threads. With a #10-24 UNC thread size, H11 tolerance, 3 flutes, and a modified bottoming chamfer, it is suited for applications requiring threads close to the hole bottom
OSG
This OSG spiral-flute tap is designed for threading blind holes in ferrous and non-ferrous materials. The spiral flute geometry pushes chips upward, preventing clogging and ensuring clean threads. With a #10-24 UNC thread size, H11 tolerance, 3 flutes, and a modified bottoming chamfer, it is suited for applications requiring threads close to the hole bottom
This OSG spiral-flute tap is designed for threading blind holes in materials such as steel and stainless steel. The spiral flute geometry evacuates chips upward, preventing clogging and ensuring clean threads. With a modified bottoming chamfer, it allows threading close to the bottom of a hole. The D11 / 6H tolerance indicates an oversized thread suitable for use with coated or plated holes
OSG
This OSG spiral-flute tap is designed for threading blind holes in materials such as steel and stainless steel. The spiral flute geometry evacuates chips upward, preventing clogging and ensuring clean threads. With a modified bottoming chamfer, it allows threading close to the bottom of a hole. The D11 / 6H tolerance indicates an oversized thread suitable for use with coated or plated holes
This OSG oversized spiral-flute tap features an M8x1.25 metric thread with D11 / 6H tolerance, 3 flutes, and a modified bottoming chamfer. Designed for threading blind holes, the spiral flute geometry lifts chips upward to prevent clogging and ensure clean threads. Suitable for precision threading applications in ferrous and non-ferrous materials
OSG
This OSG oversized spiral-flute tap features an M8x1.25 metric thread with D11 / 6H tolerance, 3 flutes, and a modified bottoming chamfer. Designed for threading blind holes, the spiral flute geometry lifts chips upward to prevent clogging and ensure clean threads. Suitable for precision threading applications in ferrous and non-ferrous materials
Oversized spiral-flute tap for threading blind holes. Features a 3/8"-24 UNF thread, H11 tolerance, 3 flutes, and a modified bottoming chamfer. The spiral flute design pushes chips upward to prevent clogging, enabling clean threads near the hole bottom. Suitable for industrial machining applications
OSG
Oversized spiral-flute tap for threading blind holes. Features a 3/8"-24 UNF thread, H11 tolerance, 3 flutes, and a modified bottoming chamfer. The spiral flute design pushes chips upward to prevent clogging, enabling clean threads near the hole bottom. Suitable for industrial machining applications