Indexable Boring Bars | McMaster-Carr

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159 Products

Indexable Lathe Tools

Boring Carbide Insert Holders

These holders conform to ANSI standards.

Boring Carbide Insert Holders with Coolant Hole

Deliver coolant through the holder to keep workpieces cool while boring tough materials, such as steel, stainless steel, and nickel-based alloys.

Parts for Boring Carbide Insert
Holders with Coolant Hole

Replace Torx keys and screws for boring carbide insert holders with coolant hole.

Carbide Inserts for Boring Carbide
Insert Holders with Coolant Hole

Pair one of these inserts with a compatible boring carbide insert holder with coolant hole.

Economy Indexable Boring Carbide Insert Holders

Use these tools to enlarge existing holes to precise diameters. They come with an insert installed. When one edge of the insert dulls, rotate it to use a sharp edge.

Economy Indexable Boring
Carbide Insert Holder Sets

These sets have a variety of indexable boring insert holders with carbide inserts and a wood storage stand. When one edge of a tool's insert dulls, rotate it to use a sharp edge to enlarge existing holes to precise diameters.

Parts for Carbide Insert Holders

Replace clamps, screws, seats, and slotted pins in carbide insert holders.

Screws for Carbide Insert Holders

When it's time to replace the screws in a carbide insert holder, use the reference number on your holder to find the right size.

Economy Indexable Turning Tool Sets

These sets have five indexable turning tools with carbide inserts and a wood storage stand. When one edge of a tool's insert dulls, rotate it to use a sharp edge.

Economy Indexable Turning Tools

These tools come with carbide inserts installed. When one edge of the insert dulls, rotate it to use a sharp edge.

Indexable Threading Tools

These tools come with one high-speed steel insert for use on steel and stainless steel and one high-speed steel insert for use on softer materials, such as aluminum and brass. When one point of an insert dulls, rotate it to use a sharp point.

Parts for High-Performance Carbide Insert
Holders for Threading and Grooving

Replace worn or missing clamps and clamp screws in high-performance carbide insert holders for threading and grooving.

Economy Indexable Threading Tools

A carbide insert comes installed on these tools.

Tool Blocks for Blade-Style Cutoff
and Grooving Carbide Insert Holders

Mount blade-style holders to a lathe tool post or turret.