Beefy Round Shank Indexable Boring Bar 3/4 Inch With Dual TCMT Inserts For Lathe Machining, Includes TCMT21.5 And TCMT22 Carbide Inserts, Pro Grade Chip Control For Steel And Alloy Steel,

3/4 Inch Shank Indexable Boring Bar with Carbide Inserts
3/4 inch shank, 8pc set, TCMT21.5 & TCMT22 carbide inserts

This rugged 3/4 inch shank indexable boring bar is used on lathes for precision boring in steel and alloy steel applications. It comes in a fitted aluminum case for safe transport and storage.

3/4 in shank diameter (19.05 mm) for robust boring
8-piece set with lengths 3 3/8 to 5 1/2 in (85.7-139.7 mm) and bore depths 1 3/8 to 3 1/2 in (34.9-88.9 mm)
Minimum bore capacities 7/16 to 11/16 in (11.1-17.5 mm)
Includes TCMT21.5 and TCMT22 carbide inserts for steel and alloy steel

What is an indexable boring bar used for in metalworking?

• Handy for making precise bores with insert swaps instead of changing the bar
• Keeps a clean shop floor with chip-control features
• Suitable for steel and alloy steel with carbide inserts for long life