3/4" TCMT CARBIDE INDEXABLE COUNTERSINK

The Harlingen B4618 TCMT Carbide Indexable Countersink is designed for countersinking, chamfering, and deburring operations. It features a 3/4" countersink diameter, 1/2" shank diameter, and 90° angle.

The indexable design uses a replaceable carbide inserts, with one insert used per countersink bit. When the insert becomes worn, it can be indexed or replaced rather than replacing the complete countersink.

This countersink can be used for deburring holes, creating chamfers, and preparing holes for flat-head fasteners.

Features

• Indexable countersink with replaceable TCMT carbide insert
• 3/4" countersink diameter
• 1/2" shank diameter
• 90° angle
  
• Designed for countersinking, chamfering, and deburring
• Suitable for preparing holes for flat-head fasteners
• Steel body
• Insert can be indexed or replaced when worn
  

Specifications

• Model: B4618
• Brand: Harlingen
• Product Type: Indexable Countersink
• Countersink Diameter: 3/4"
• Shank Diameter: 1/2"
• Angle: 90°
• Insert Style: TCMT
  
• Insert Quantity: One per countersink bit
  

Comes With

• 1 x Indexable countersink
• TCMT carbide insert installed

FAQ Section

What is the Harlingen B4618 used for?
The B4618 is designed for countersinking, chamfering, and deburring. It can also be used to prepare holes for flat-head fasteners.

What size is the B4618 countersink?
It has a 3/4" countersink diameter, 1/2" shank diameter, and 90° angle.

What insert does the B4618 use?
It uses a TCMT carbide insert, with one insert used per countersink bit.

Can the insert be replaced?
Yes. The insert can be indexed or replaced when worn.

What replacement inserts are listed for this countersink?
Replacement inserts are identified as part B4624, supplied as a set of 10.