3/4" TCMT CARBIDE INDEXABLE COUNTERSINK

The Harlingen B4618 TCMT Carbide Indexable Countersink is a durable and economical solution for producing clean, accurate countersinks and chamfers. Featuring replaceable TCMT carbide inserts, this tool provides consistent cutting performance while reducing the cost of replacing traditional solid countersinks. When an insert becomes worn, it can be quickly indexed or replaced, helping minimize downtime and maintain productivity.

Suitable for use in machine shops, fabrication facilities, maintenance departments, and home workshops, this countersink is ideal for deburring holes, creating chamfers, and preparing holes for flat-head fasteners. Its robust construction and indexable insert design make it a practical addition to any metalworking setup.

Features

• Indexable countersink with replaceable TCMT carbide inserts

• 3/4" size

• Designed for countersinking, chamfering, and deburring operations

• Replaceable carbide inserts help reduce tooling costs

• Quick insert changes minimize machine downtime

• Durable steel body for long service life

• Produces clean, consistent chamfers and countersinks

• Suitable for a variety of metalworking applications

• Economical alternative to traditional solid countersinks

Specifications

• Model: B4618

• Brand: Harlingen

• Product Type: Indexable Countersink

• Insert Style: TCMT

• Size: 3/4"

Comes With

• 1 x Indexable countersink

• TCMT carbide inserts installed

FAQ

What is this tool used for?

This tool is designed for countersinking, chamfering, and deburring holes in metalworking applications.

What are the benefits of an indexable countersink?

Indexable countersinks use replaceable carbide inserts, allowing worn cutting edges to be replaced without discarding the entire tool.

What insert style does this countersink use?

This model uses TCMT-style carbide inserts.

Can the inserts be replaced?

Yes, the carbide inserts are replaceable, helping extend the life of the tool and reduce operating costs.

Is this suitable for deburring drilled holes?

Yes, it is ideal for removing burrs and creating smooth chamfers on drilled holes prior to assembly or finishing operations.

What types of shops commonly use this tool?

This countersink is suitable for machine shops, fabrication shops, maintenance departments, and serious hobby machining applications.