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CHICAGO-LATROBE #3-56 UNF General Purpose Spiral-Point Tap - General Purpose Spiral-Point Taps
CHICAGO-LATROBEGeneral Purpose Spiral-Point Taps

CHICAGO-LATROBE #3-56 UNF General Purpose Spiral-Point Tap

The CHICAGO-LATROBE Spiral Point Tap (#3-56 UNF, MPN 356266) is a general purpose spiral-point tap with H2 / 2B tolerance, 2 flutes, plug chamfer, and high-speed steel construction. 3G Electric interprets your demand…

SKU 3G-OTH-216142

Brand
CHICAGO-LATROBE
Item
#3-56 UNF General Purpose Spiral-Point Tap
Part Number
356266
Category
General Purpose Spiral-Point Taps
Available to Order
Also known as:356266CHICAGO-LATROBE
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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

CHICAGO-LATROBE
Manufacturer Part Number
356266
Type
H2 / 2B, Plug Chamfer, High Speed Steel
Flute
2

Technical Documents

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CHICAGO-LATROBE Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The CHICAGO-LATROBE Spiral Point Tap (#3-56 UNF, MPN 356266) is a general purpose spiral-point tap with H2 / 2B tolerance, 2 flutes, plug chamfer, and high-speed steel construction. 3G Electric interprets your demand for this OEM-specified tool and delivers it across 14 industrial departments — with specialist depth in combustion, pumps and controls as a trust anchor, not a limit.

Frequently Asked Questions

What is the CHICAGO-LATROBE Spiral Point Tap #3-56 UNF used for?

This tap is used for threading #3-56 UNF holes in production and maintenance applications. Its spiral-point design pushes chips forward, making it ideal for through-hole threading in metals. Common in automotive, aerospace, and general manufacturing where precise internal threads are required.

What are the specifications of the CHICAGO-LATROBE Spiral Point Tap #3-56 UNF?

The CHICAGO-LATROBE Spiral Point Tap has a #3-56 UNF thread size, H2 / 2B tolerance, 2-flute design, and plug chamfer. It is made of high-speed steel (HSS) and is a general-purpose spiral-point tap. The manufacturer part number is 356266.

Where to buy CHICAGO-LATROBE Spiral Point Tap #3-56 UNF worldwide?

You can source the CHICAGO-LATROBE Spiral Point Tap #3-56 UNF 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 right CHICAGO-LATROBE Spiral Point Tap for my application?

Select based on thread size (e.g., #3-56 UNF), material (HSS for general use), and hole type (spiral point for through holes). Ensure the tap's tolerance (H2 / 2B) matches your thread class requirement. For blind holes, consider a spiral flute tap instead. Consult CHICAGO-LATROBE's technical data for material-specific speeds.

Used in

Common applications for CHICAGO-LATROBE
Aerospace assembly — Chicago-Latrobe NAS 907 Type B aircraft-extension drill bits for drilling fastener holes in aluminum and titanium skins.
Metal fabrication — Chicago-Latrobe reduced-shank drill bit sets for enlarging holes in structural steel using magnetic drill presses.
Maintenance repair — Chicago-Latrobe left-hand cobalt jobber-length drill bits for removing broken bolts in machinery.
Tool and die making — Chicago-Latrobe jobber-length drill bit sets with 135° split point for precision hole drilling in hardened steels.
Automotive repair — Chicago-Latrobe spiral-flute screw extractors for removing seized fasteners in engine blocks or exhaust systems.
General manufacturing — Chicago-Latrobe HSS jobber-length drill bits for production drilling in mild steel and cast iron.
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CHICAGO-LATROBE Products

3G Electric supplies CHICAGO-LATROBE general purpose spiral-point taps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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This spiral-point tap is designed for threading blind holes in production machining. The spiral point pushes chips forward, reducing clogging and enabling efficient tapping in ferrous and non-ferrous materials. Made from high speed steel with a plug chamfer and 2 flutes, it provides a H2 / 2B class fit for #4-40 UNC threads
CHICAGO-LATROBE
This spiral-point tap is designed for threading blind holes in production machining. The spiral point pushes chips forward, reducing clogging and enabling efficient tapping in ferrous and non-ferrous materials. Made from high speed steel with a plug chamfer and 2 flutes, it provides a H2 / 2B class fit for #4-40 UNC threads
This spiral-point tap is designed for general-purpose threading of blind or through holes in metals such as steel, aluminum, and cast iron. The spiral-point geometry pushes chips forward, reducing clogging in production environments. Made from high-speed steel with a D4 / 6H tolerance class, 2 flutes, and a plug chamfer. Manufacturer part number 360854
CHICAGO-LATROBE
This spiral-point tap is designed for general-purpose threading of blind or through holes in metals such as steel, aluminum, and cast iron. The spiral-point geometry pushes chips forward, reducing clogging in production environments. Made from high-speed steel with a D4 / 6H tolerance class, 2 flutes, and a plug chamfer. Manufacturer part number 360854

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