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CHICAGO-LATROBE Tap Kit: 1/2"-13 UNC, H3 / 3B, 4 Flute - Three-Piece Hand Tap Sets
CHICAGO-LATROBEThree-Piece Hand Tap Sets

CHICAGO-LATROBE Tap Kit: 1/2"-13 UNC, H3 / 3B, 4 Flute

CHICAGO-LATROBE Three-Piece Hand Tap Sets.

SKU 3G-OTH-319899

Brand
CHICAGO-LATROBE
Item
Tap Kit: 1/2"-13 UNC, H3 / 3B, 4 Flute
Category
Three-Piece Hand Tap Sets
Available to Order
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Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

CHICAGO-LATROBE
Manufacturer Part Number
342621

Technical Documents

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

Product Description

CHICAGO-LATROBE Three-Piece Hand Tap Sets.

Frequently Asked Questions

What is the CHICAGO-LATROBE Tap Kit 342621 used for?

This three-piece hand tap set is used for cutting internal threads in metal. It includes taper, plug, and bottoming taps for 1/2"-13 UNC threads, making it suitable for through holes, blind holes, and general maintenance in industrial manufacturing and repair.

What are the specifications of the CHICAGO-LATROBE 342621 tap kit?

The kit contains three high-speed steel taps: one taper, one plug, and one bottoming. Each has a 1/2"-13 UNC thread size, H3/3B tolerance, and 4-flute design. The manufacturer part number is 342621, and it is designed for hand threading in ferrous materials.

Where to buy the CHICAGO-LATROBE 342621 tap kit worldwide?

3G Electric supplies the CHICAGO-LATROBE 342621 tap kit worldwide. As a global industrial distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

How to select the right tap for a blind hole with this kit?

For a blind hole, use the bottoming tap from this CHICAGO-LATROBE kit. Start with the taper tap to begin threads, then the plug tap, and finish with the bottoming tap to cut threads close to the hole bottom. Always use cutting fluid and align the tap squarely.

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 three-piece hand tap sets. 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
CHICAGO-LATROBE Tap Kit: 9/16"-12 UNC, H3 / 3B, 4 Flute, High Speed Steel (MPN 342647)
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CHICAGO-LATROBE Tap Kit: 9/16"-12 UNC, H3 / 3B, 4 Flute, High Speed Steel (MPN 342647)
CHICAGO-LATROBE Tap Kit: 1/2"-20 UNF, H3 / 3B, 4 Flute, High Speed Steel (MPN 342639)
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CHICAGO-LATROBE Tap Kit: 1/2"-20 UNF, H3 / 3B, 4 Flute, High Speed Steel (MPN 342639)
CHICAGO-LATROBE Tap Kit: 1/4"-20 UNC, H3 / 3B, 4 Flute, High Speed Steel (MPN 342522)
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CHICAGO-LATROBE Tap Kit: 1/4"-20 UNC, H3 / 3B, 4 Flute, High Speed Steel (MPN 342522)
CHICAGO-LATROBE Tap Kit: 3/8"-24 UNF, H3 / 3B, 4 Flute, High Speed Steel (MPN 342597)
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CHICAGO-LATROBE Tap Kit: 3/8"-24 UNF, H3 / 3B, 4 Flute, High Speed Steel (MPN 342597)
CHICAGO-LATROBE Tap Kit: 5/16"-18 UNC, H3 / 3B, 4 Flute, High Speed Steel (MPN 342555)
CHICAGO-LATROBE
CHICAGO-LATROBE Tap Kit: 5/16"-18 UNC, H3 / 3B, 4 Flute, High Speed Steel (MPN 342555)
CHICAGO-LATROBE Tap Kit: 7/16"-20 UNF, H3 / 3B, 4 Flute, High Speed Steel (MPN 342613)
CHICAGO-LATROBE
CHICAGO-LATROBE Tap Kit: 7/16"-20 UNF, H3 / 3B, 4 Flute, High Speed Steel (MPN 342613)

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