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OSG Straight Flute Tap 5/8"-18 UNF - General Purpose Hand Taps
OSGGeneral Purpose Hand Taps

OSG Straight Flute Tap 5/8"-18 UNF

The OSG Straight Flute Tap (5/8"-18 UNF) is a general-purpose hand tap with a TiN-coated high-speed steel construction, featuring an H3/2B-3B tolerance, plug chamfer, and 4 flutes (MPN 1124005). 3G Electric…

SKU 3G-OTH-221681

Brand
OSG
Item
Straight Flute Tap 5/8"-18 UNF
Part Number
1124005
Category
General Purpose Hand Taps
Available to Order
Also known as:1124005OSG
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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
1124005
Type
H3 / 2B-3B, Plug Chamfer, TiN Coated High Speed Steel
Flute
4

Technical Documents

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

Product Description

The OSG Straight Flute Tap (5/8"-18 UNF) is a general-purpose hand tap with a TiN-coated high-speed steel construction, featuring an H3/2B-3B tolerance, plug chamfer, and 4 flutes (MPN 1124005). 3G Electric interprets this demand and sources the genuine OSG product, supporting your threading operations across 14 industrial departments with specialist depth in cutting tools.

Frequently Asked Questions

What is the OSG Straight Flute Tap 5/8"-18 UNF used for?

This OSG straight flute tap is used for threading internal threads in metal components, particularly in automotive, aerospace, and general manufacturing. Its TiN coating reduces friction and extends tool life, making it suitable for ferrous and non-ferrous materials.

What are the specifications of the OSG Straight Flute Tap 5/8"-18 UNF?

This OSG tap has a 5/8"-18 UNF thread size, H3 tolerance for 2B/3B class fit, 4 flutes, plug chamfer, and TiN-coated high-speed steel construction. The manufacturer part number is 1124005, and it is designed for general-purpose hand tapping.

Where to buy the OSG Straight Flute Tap 5/8"-18 UNF worldwide?

You can source the OSG Straight Flute Tap 5/8"-18 UNF through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring reliable supply for your operations.

How to select the correct OSG tap for UNF threads?

To select the correct OSG tap, match the thread size (e.g., 5/8"-18 UNF) and class fit (e.g., H3 for 2B/3B). Consider material type and coating: TiN suits harder materials. For hand tapping, a plug chamfer and 4-flute design provide balanced cutting and chip evacuation.

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
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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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