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OSG Straight Flute Tap: 1 1/4"-7 UNC, H4 / 2B-3B, 4 Flute, Bottoming Chamfer - General Purpose Hand Taps
OSGGeneral Purpose Hand Taps

OSG Straight Flute Tap: 1 1/4"-7 UNC, H4 / 2B-3B, 4 Flute, Bottoming Chamfer

OSG General Purpose Hand Taps.

SKU 3G-OTH-221600

Brand
OSG
Item
Straight Flute Tap: 1 1/4"-7 UNC, H4 / 2B-3B, 4 Flute, Bottoming Chamfer
Category
General Purpose Hand 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
1137701

Technical Documents

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

Product Description

OSG General Purpose Hand 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 Straight Flute Tap 1137701 used for?

The OSG Straight Flute Tap 1137701 is a general purpose hand tap designed for cutting internal threads in through or blind holes. It is commonly used in metalworking, automotive, and general manufacturing applications where precise UNC threads are required.

What are the specifications of the OSG Straight Flute Tap 1137701?

The OSG Straight Flute Tap 1137701 has a thread size of 1 1/4"-7 UNC, with a H4 tolerance for 2B-3B class fit. It features 4 flutes and a bottoming chamfer, making it suitable for threading close to the bottom of blind holes. The manufacturer part number is 1137701.

Where to buy the OSG Straight Flute Tap 1137701 worldwide?

You can source the OSG Straight Flute Tap 1137701 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring you receive the correct OSG tap for your threading needs.

How to select the correct OSG Straight Flute Tap for UNC threads?

To select the correct OSG Straight Flute Tap, match the thread size and pitch (e.g., 1 1/4"-7 UNC) to your application. For blind holes, choose a bottoming chamfer tap like the 1137701. Ensure the tap tolerance (H4) aligns with the required class of fit (2B-3B) for your workpiece material.

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 hand 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
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General purpose hand tap for cutting internal UNC threads in metal. Taper chamfer and 4-flute design distribute cutting forces, suitable for through or blind holes. Tolerance class H4 for 2B-3B fit. Commonly used in maintenance, repair, and production environments
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