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CHICAGO-LATROBE Tap Kit: 1"-8 UNC, H4 / 3B, 4 Flute - Three-Piece Hand Tap Sets
CHICAGO-LATROBEThree-Piece Hand Tap Sets

CHICAGO-LATROBE Tap Kit: 1"-8 UNC, H4 / 3B, 4 Flute

SKU 3G-OTH-319636

Brand
CHICAGO-LATROBE
Item
Tap Kit: 1"-8 UNC, H4 / 3B, 4 Flute
Category
Three-Piece Hand Tap Sets
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Technical Specifications

CHICAGO-LATROBE
Manufacturer Part Number
342746
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CHICAGO-LATROBE Products
3G Electric (S) Pte. Ltd. — Singapore

Frequently Asked Questions

What is a CHICAGO-LATROBE 1"-8 UNC tap kit used for?

This three-piece hand tap set from CHICAGO-LATROBE is used for cutting internal threads in metal parts to a 1"-8 UNC specification. It includes taper, plug, and bottoming taps for starting, continuing, and finishing threads in through holes or blind holes.

What are the specifications of the CHICAGO-LATROBE 342746 tap kit?

The CHICAGO-LATROBE 342746 tap kit includes one each taper, plug, and bottoming tap. It is a 4-flute, high-speed steel set for 1"-8 UNC threads with an H4 / 3B tolerance. The manufacturer part number is 342746.

Where to buy CHICAGO-LATROBE tap kits worldwide?

3G Electric supplies CHICAGO-LATROBE tap kits worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us to order the 342746 three-piece hand tap set for 1"-8 UNC threads.

How to select the right hand tap set for UNC threads?

For UNC threads, match the tap size and pitch to your hole diameter and thread class. A three-piece set like CHICAGO-LATROBE's 342746 provides taper, plug, and bottoming taps for progressive cutting. Use cutting fluid and proper alignment for clean threads.

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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