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OSG 5/16"-18 UNC Oversized Spiral-Flute Tap - Oversized Spiral-Flute Taps
OSGOversized Spiral-Flute Taps

OSG 5/16"-18 UNC Oversized Spiral-Flute Tap

OSG Oversized Spiral-Flute Taps.

SKU 3G-OTH-211248

Brand
OSG
Item
5/16"-18 UNC Oversized Spiral-Flute Tap
Category
Oversized Spiral-Flute Taps
Available to Order
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

OSG
Manufacturer Part Number
2941100

Technical Documents

No technical documents available for this product.
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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

OSG Oversized Spiral-Flute Taps.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is an OSG spiral flute tap used for?

An OSG spiral flute tap is used for threading blind holes in materials like steel and aluminum. Its spiral design pushes chips upward, preventing clogging and ensuring clean threads. This 5/16"-18 UNC tap with a modified bottoming chamfer is ideal for through-hole or near-bottom threading applications.

What are the specifications of the OSG 2941100 tap?

The OSG 2941100 is a spiral flute tap with size 5/16"-18 UNC, H11 tolerance, 3 flutes, and a modified bottoming chamfer. It is an oversized tap designed for threading blind holes. The manufacturer part number is 2941100, and it is suitable for general industrial machining.

Where to buy OSG taps in worldwide?

3G Electric supplies OSG taps like the 2941100 to worldwide customers. We handle full logistics and customs clearance, delivering to your facility. As a global industrial solutions provider, we source genuine OSG cutting tools and support your procurement needs across multiple departments.

How to select the right OSG tap for threading?

Select an OSG tap based on thread size, material, and hole type. For blind holes, use a spiral flute tap like the 5/16"-18 UNC to evacuate chips. Match the chamfer type—modified bottoming for near-bottom threads. Consult OSG's technical data for speed and feed 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 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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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
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This oversized spiral-flute tap is designed for threading blind holes in materials such as steel and aluminum. The spiral flute lifts chips upward, preventing clogging and ensuring clean threads. It features a 1/2"-13 UNC thread size, H11 / 2B tolerance, 3 flutes, and a modified bottoming chamfer
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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 1/4"-20 UNC thread size, H11 tolerance, 3 flutes, and a modified bottoming chamfer, it is suited for through-hole or near-bottom threading applications. The oversized design accommodates situations where standard taps may not achieve the required fit
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This OSG 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 #10-32 UNF thread size, H11 tolerance, 3 flutes, and a modified bottoming chamfer, it is suitable for precision threading applications in industrial machining
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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 suitable for applications requiring threads close to the hole bottom. Thread size: 1/4"-28 UNF, tolerance H11, 3 flutes
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 suitable for applications requiring threads close to the hole bottom. Thread size: 3/8"-24 UNF, tolerance H11, 3 flutes, oversized
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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 suitable for applications requiring threads close to the hole bottom. Thread size: 3/8"-24 UNF, tolerance H11, 3 flutes, oversized
This OSG oversized 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 1/4"-28 UNF 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 oversized 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 1/4"-28 UNF thread size, H11 tolerance, 3 flutes, and a modified bottoming chamfer, it is suited for applications requiring threads close to the hole bottom