CHICAGO-LATROBEGeneral Purpose Spiral-Point Taps

CHICAGO-LATROBE Spiral Point Tap: 1/2"-13 UNC, H3 / 2B, 3 Flute, Plug Chamfer

SKU 3G-OTH-214223

Brand

CHICAGO-LATROBE

Item

Spiral Point Tap: 1/2"-13 UNC, H3 / 2B, 3 Flute, Plug Chamfer

Technical Specifications

CHICAGO-LATROBE

Manufacturer Part Number

282801

Type

H3 / 2B, Plug Chamfer, High Speed Steel 

Flute

3

View Full Spec Sheet

Technical Documents

No technical documents available for this product.

Request documentation →

Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.

Talk to an engineer

Ask a question

CHICAGO-LATROBE Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

The CHICAGO-LATROBE Spiral Point Tap (MPN 282801) is a 1/2"-13 UNC general purpose spiral-point tap with H3 / 2B tolerance, 3 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 an authorized distributor.

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 CHICAGO-LATROBE Spiral Point Tap used for?

The CHICAGO-LATROBE Spiral Point Tap is used for threading blind or through holes in metal, particularly in production environments. Its spiral-point design pushes chips forward, reducing clogging. It is suitable for general-purpose tapping in materials like steel and aluminum, commonly used in automotive and industrial manufacturing.

What are the specifications of the CHICAGO-LATROBE Spiral Point Tap?

The CHICAGO-LATROBE Spiral Point Tap has a 1/2"-13 UNC thread size, H3 / 2B tolerance, 3 flutes, and a plug chamfer. It is made of high-speed steel (HSS) and is designed for general-purpose tapping. The manufacturer part number is 282801.

Where to buy CHICAGO-LATROBE taps in worldwide?

You can source CHICAGO-LATROBE taps worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead times on the CHICAGO-LATROBE Spiral Point Tap MPN 282801.

How to select the right CHICAGO-LATROBE tap for my application?

To select the right CHICAGO-LATROBE tap, match the thread size (e.g., 1/2"-13 UNC) and tolerance (H3 / 2B) to your hole requirements. For blind holes, a spiral-point tap like this one pushes chips forward. Consider material hardness and tap coating for extended tool life. Consult a tooling specialist for specific applications.

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.

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.

Browse all CHICAGO-LATROBE products →Contact our engineers →