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OSG 5/16-18 UNC Spiral-Flute Tap, H5, 3 Flute, Bottoming Chamfer - General Purpose Spiral-Flute Taps
OSGGeneral Purpose Spiral-Flute Taps

OSG 5/16-18 UNC Spiral-Flute Tap, H5, 3 Flute, Bottoming Chamfer

OSG General Purpose Spiral-Flute Taps.

SKU 3G-OTH-230795

Brand
OSG
Item
5/16-18 UNC Spiral-Flute Tap, H5, 3 Flute, 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
5004705

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 5/16-18 UNC used for?

This OSG spiral flute tap is designed for threading blind holes in materials like steel and aluminum. Its spiral flute design pulls 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 tap 5004705?

The OSG tap 5004705 is a 5/16-18 UNC spiral flute tap with an H5 tolerance, suitable for 2B-3B thread classes. It has 3 flutes and a bottoming chamfer, ideal for threading to the bottom of blind holes. The manufacturer part number is 5004705.

Where to buy OSG taps in worldwide?

3G Electric supplies OSG taps like the 5004705 to customers worldwide. We handle full logistics, customs clearance, and delivery to your location. Contact us for pricing and lead time on this general purpose spiral flute tap.

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

For blind holes, choose a spiral flute tap with a bottoming chamfer, like this OSG 5/16-18 UNC tap. The spiral flute design evacuates chips upward, preventing chip buildup. Ensure the tap tolerance (H5) matches your required thread class (2B-3B) 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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Compatible alternatives & equivalents

Cross-referenced by specification & description
General purpose spiral-flute tap designed for threading blind holes. The spiral flute lifts chips upward to prevent clogging. Thread size 5/16"-18 UNC with H5 tolerance for class 2B-3B fit. Features 3 flutes and a bottoming chamfer for threading to the bottom of blind holes
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General purpose spiral-flute tap designed for threading blind holes. The spiral flute lifts chips upward to prevent clogging. Thread size 5/16"-18 UNC with H5 tolerance for class 2B-3B fit. Features 3 flutes and a bottoming chamfer for threading to the bottom of blind holes
General purpose spiral-flute tap for threading blind holes. Features 3 flutes with a bottoming chamfer for threading to the bottom of holes. H5 tolerance class suitable for 2B-3B fit. Commonly used in automotive, aerospace, and general manufacturing applications
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General purpose spiral-flute tap for threading blind holes. Features 3 flutes with a bottoming chamfer for threading to the bottom of holes. H5 tolerance class suitable for 2B-3B fit. Commonly used in automotive, aerospace, and general manufacturing applications
This spiral-flute tap is designed for threading blind holes in ferrous and non-ferrous materials. The spiral flute geometry lifts chips upward, preventing clogging and enabling clean threads to the bottom of the hole. It is suited for general manufacturing applications requiring Class 2B or 3B fit
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This spiral-flute tap is designed for threading blind holes in ferrous and non-ferrous materials. The spiral flute geometry lifts chips upward, preventing clogging and enabling clean threads to the bottom of the hole. It is suited for general manufacturing applications requiring Class 2B or 3B fit
High-speed steel spiral-flute tap with a 5/16"-18 UNC thread size, bottoming chamfer, and 3 flutes. Tolerance H5 / 2B-3B. Designed for threading blind holes in steel and aluminum; the spiral flute evacuates chips upward to prevent clogging
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High-speed steel spiral-flute tap with a 5/16"-18 UNC thread size, bottoming chamfer, and 3 flutes. Tolerance H5 / 2B-3B. Designed for threading blind holes in steel and aluminum; the spiral flute evacuates chips upward to prevent clogging
OSG Spiral Flute Tap: 7/16"-14 UNC, H5 / 2B-3B, 3 Flute, Bottoming Chamfer (MPN 5006205)
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OSG Spiral Flute Tap: 7/16"-14 UNC, H5 / 2B-3B, 3 Flute, Bottoming Chamfer (MPN 5006205)
General purpose spiral-flute tap for threading blind holes in steel and stainless steel. The spiral flute design evacuates chips upward to prevent clogging. Thread size 1/4"-20 UNC, H5 tolerance class for 2B-3B fit, 3 flutes, bottoming chamfer for threading to the bottom of blind holes
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General purpose spiral-flute tap for threading blind holes in steel and stainless steel. The spiral flute design evacuates chips upward to prevent clogging. Thread size 1/4"-20 UNC, H5 tolerance class for 2B-3B fit, 3 flutes, bottoming chamfer for threading to the bottom of blind holes

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General purpose spiral-flute tap for threading blind holes in steel and non-ferrous materials. Features a bottoming chamfer for threading to the bottom of the hole, TiN-coated high-speed steel construction for reduced friction and extended tool life, and 3 flutes for efficient chip evacuation upward. Tolerance class 6H
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General purpose spiral-flute tap for threading blind holes in ferrous and non-ferrous materials. Features 1 3/8"-12 UNF thread, 2B class fit, 4 flutes, and modified bottoming chamfer. Spiral flute design evacuates chips upward to prevent clogging
This OSG spiral-flute tap is designed for threading blind holes in general-purpose applications. The spiral flute geometry lifts 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 H7 / 2B-3B tolerance provides accurate thread fit
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This OSG spiral-flute tap is designed for threading blind holes in general-purpose applications. The spiral flute geometry lifts 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 H7 / 2B-3B tolerance provides accurate thread fit
General purpose spiral-flute tap for threading blind holes. The spiral flute design lifts chips upward, preventing clogging. Suitable for materials such as steel and stainless steel. Features a 3/4"-16 UNF thread size, H3 ground thread limit for 2B-3B class fit, 4 flutes, and a bottoming chamfer
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General purpose spiral-flute tap for threading blind holes. The spiral flute design lifts chips upward, preventing clogging. Suitable for materials such as steel and stainless steel. Features a 3/4"-16 UNF thread size, H3 ground thread limit for 2B-3B class fit, 4 flutes, and a bottoming chamfer
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General purpose spiral-flute tap for threading blind holes. Bottoming chamfer allows threading close to hole bottom. Spiral flute design evacuates chips upward, preventing clogging. Suitable for steel and aluminum. High speed steel construction. 7/16"-20 UNF thread size, H3 / 2B-3B tolerance, 3 flutes
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