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OSG 1 3/8"-8 8UN Spiral Flute Tap, 2B, 4 Flute, Modified Bottoming Chamfer - General Purpose Spiral-Flute Taps
OSGGeneral Purpose Spiral-Flute Taps

OSG 1 3/8"-8 8UN Spiral Flute Tap, 2B, 4 Flute, Modified Bottoming Chamfer

OSG General Purpose Spiral-Flute Taps.

SKU 3G-OTH-230705

Brand
OSG
Item
1 3/8"-8 8UN Spiral Flute Tap, 2B, 4 Flute, Modified Bottoming Chamfer
Category
General Purpose Spiral-Flute Taps
Available to Order
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Worldwide Shipping
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Technical specs
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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
2248201

Technical Documents

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

Product Description

OSG General Purpose 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 the OSG spiral flute tap 2248201 used for?

The OSG spiral flute tap 2248201 is designed for threading blind holes in materials such as steel and stainless steel. Its spiral flute design lifts 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 2248201?

The OSG tap 2248201 has a thread size of 1 3/8"-8 8UN, a 2B class of fit, 4 flutes, and a modified bottoming chamfer. It is a general purpose spiral flute tap, ideal for threading blind holes. The manufacturer part number is 2248201.

Where to buy the OSG tap 2248201 worldwide?

You can source the OSG tap 2248201 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time.

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

For blind holes, choose a spiral flute tap like the OSG 2248201, which has a modified bottoming chamfer to thread close to the hole bottom. Ensure the tap size matches the thread specification (e.g., 1 3/8"-8 8UN) and the material being threaded. Use proper cutting fluid for best results.

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
OSG Spiral Flute Tap: 1 1/8"-8 8UN, 2B, 4 Flute, Modified Bottoming Chamfer (MPN 2247601)
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OSG Spiral Flute Tap: 1 1/8"-8 8UN, 2B, 4 Flute, Modified Bottoming Chamfer (MPN 2247601)
This spiral-flute tap is designed for threading blind holes in materials such as steel and cast iron. The spiral flute lifts chips upward, preventing clogging and ensuring clean threads. It features a 1 3/4"-8 8UN thread size, 2B class of fit, 4 flutes, and a modified bottoming chamfer. Suitable for general-purpose tapping in industrial manufacturing and maintenance applications
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This spiral-flute tap is designed for threading blind holes in materials such as steel and cast iron. The spiral flute lifts chips upward, preventing clogging and ensuring clean threads. It features a 1 3/4"-8 8UN thread size, 2B class of fit, 4 flutes, and a modified bottoming chamfer. Suitable for general-purpose tapping in industrial manufacturing and maintenance applications
OSG Spiral Flute Tap: 1 7/8"-8 8UN, 2B, 4 Flute, Modified Bottoming Chamfer (MPN 2248901)
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OSG Spiral Flute Tap: 1 7/8"-8 8UN, 2B, 4 Flute, Modified Bottoming Chamfer (MPN 2248901)
General purpose spiral-flute tap for threading blind holes. The spiral flute design lifts chips upward to prevent clogging. Features a 2"-8 UN thread, 2B class fit, 5 flutes, and modified bottoming chamfer. Suitable for steel and stainless steel applications
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General purpose spiral-flute tap for threading blind holes. The spiral flute design lifts chips upward to prevent clogging. Features a 2"-8 UN thread, 2B class fit, 5 flutes, and modified bottoming chamfer. Suitable for steel and stainless steel applications
OSG Spiral Flute Tap: 1 3/8"-6 UNC, 2B, 4 Flute, Modified Bottoming Chamfer (MPN 2248001)
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OSG Spiral Flute Tap: 1 3/8"-6 UNC, 2B, 4 Flute, Modified Bottoming Chamfer (MPN 2248001)
General purpose spiral-flute tap for threading blind holes in ferrous and non-ferrous materials. Spiral flute design evacuates chips upward to prevent clogging. Thread size 1 1/8"-7 UNC, 2B class of fit, 4 flutes, modified bottoming chamfer
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General purpose spiral-flute tap for threading blind holes in ferrous and non-ferrous materials. Spiral flute design evacuates chips upward to prevent clogging. Thread size 1 1/8"-7 UNC, 2B class of fit, 4 flutes, modified bottoming chamfer

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This OSG spiral-flute tap is designed for general-purpose threading of blind holes. The spiral flute design evacuates chips upward, preventing clogging. It features a modified bottoming chamfer for threading close to the bottom of the hole. Suitable for use in steel and stainless steel in manufacturing and maintenance applications
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This OSG spiral-flute tap is designed for general-purpose threading of blind holes. The spiral flute design evacuates chips upward, preventing clogging. It features a modified bottoming chamfer for threading close to the bottom of the hole. Suitable for use in steel and stainless steel in manufacturing and maintenance applications
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General purpose spiral-flute tap for threading blind holes. Made from high-speed steel with 3 flutes and a plug chamfer. Thread size 1/2"-13 UNC with H3 / 2B-3B tolerance. The spiral flute design lifts chips upward, preventing clogging during threading operations
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