7/8" TCMT CARBIDE INDEXABLE COUNTERSINK

The Harlingen B4619 TCMT Carbide Indexable Countersink combines durability, efficiency, and cost-effective operation for a wide range of machining tasks. Featuring replaceable TCMT carbide inserts, this tool delivers consistent cutting performance while allowing worn inserts to be quickly replaced rather than replacing the entire countersink. The result is reduced tooling costs, less downtime, and reliable results across repeated operations.

Ideal for chamfering hole edges, creating countersinks for fasteners, and removing burrs after drilling, this countersink is a practical addition to machine shops, fabrication facilities, maintenance departments, and serious home workshops. Its robust steel body and indexable insert design help ensure long service life and dependable performance.

Features

• Indexable countersink with replaceable TCMT carbide inserts

• 7/8" size

• Suitable for countersinking, chamfering, and deburring operations

• Replaceable carbide inserts help reduce tooling costs

• Quick insert replacement minimizes downtime

• Durable steel body designed for long service life

• Produces clean, accurate chamfers and countersinks

• Suitable for a variety of metalworking materials and applications

• Economical alternative to traditional solid countersinks

Specifications

• Model: B4619

• Brand: Harlingen

• Product Type: Indexable Countersink

• Insert Style: TCMT

• Size: 7/8"

Comes With

• 1 x Indexable countersink

• TCMT carbide inserts installed

FAQ

What is this countersink used for?

This tool is designed for creating countersinks, chamfers, and deburred edges on drilled holes in metalworking applications.

What are the advantages of an indexable countersink?

Indexable countersinks use replaceable carbide inserts, allowing worn cutting edges to be changed quickly without replacing the entire tool.

What insert style does this model use?

The B4619 is designed to use TCMT-style carbide inserts.

Can the inserts be replaced when worn?

Yes, the carbide inserts are replaceable, helping reduce long-term tooling costs and extending the life of the tool body.

Is this suitable for deburring drilled holes?

Yes, it is ideal for removing burrs and creating smooth chamfered edges after drilling operations.

Who is this tool intended for?

This countersink is suitable for machine shops, fabrication shops, maintenance departments, educational facilities, and hobby machinists who require reliable chamfering and countersinking performance.