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Solid Carbide Lathe Boring Bars



RedLine Tools offers more than 29,000 products including solid carbide lathe boring bars. RedLine Tools' premium tungsten carbide bars, which are proudly made in the USA, provide outstanding results due to their stiffness and durability. These carbide bars are extremely effective in a variety of applications including boring, grooving, threading, profiling and reverse profiling a wide range of materials.


Our solid carbide boring bars, threading bars, profiling and grooving bars are also available in a quick-change version with great repeatability, which will save you time and money by increasing your overall efficiency. In addition to carbide bars, we also carry standard and quick change lathe boring bar holders to reduce vibration and keep your cuts as accurate as possible.


Browse our selection of solid carbide lathe boring bars below by size, depth, brand, coating, and more to find the exact tool you need. Whether you’re searching for just one tool or a complete tooling package, we provide the carbide bars and other quality products you need at competitive prices.

Solid Carbide Lathe Boring Bars Catalog

To view our catalog for solid carbide boring bars, threading bars, profiling and grooving bars, and more, CLICK HERE.

RedLine Tools offers more than 29,000 products and has the inventory to match your tool needs, including solid carbide boring bars. Whether you’re searching for just one tool or a complete tooling package, we provide the quality products you need at competitive prices.

Our Selection of Solid Carbide Lathe Boring Bars

*Photos may not be the exact representation of our carbide bar products.

Carbide Bars 
Viewing Page 1 of 7 (65 results)
.320" Minimum Bore Carbide Threading Tool

RTB301500A

Threading Bar, .3200 Min Bore, 1.0000 Max Depth, .0750 Off Set, .3750 Shank Dia, AlTiN Coated
RedLine Tools Made in the USA
IN STOCK
15 Available from Factory
UOM : EA
$56.87



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Carbide Threading Tool .320 Minimum Bore

RTB301495

Threading Bar, .3200 Min Bore, .7500 Max Depth, .0750 Off Set, .3750 Shank Dia, Uncoated
RedLine Tools Made in the USA
IN STOCK
UOM : EA
$51.13



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Carbide Threading Tool .320 Minimum Bore

RTB301500

Threading Bar, .3200 Min Bore, 1.0000 Max Depth, .0750 Off Set, .3750 Shank Dia, Uncoated
RedLine Tools Made in the USA
ON ORDER
USUALLY SHIPS 3 DAYS
UOM : EA
$52.19



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Carbide Boring Bar .320 Minimum Bore .500 Maximum Depth

RBB101450

Boring Bar, .3200 Min Bore, .5000 Max Depth, .3750 Shank Dia, Uncoated
RedLine Tools Made in the USA
USUALLY SHIPS
3-4 DAYS
UOM : EA
$48.35



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Solid Carbide Thread Tool, 10 to 32 TPI, .3200 Minimum Bore

RTB311260

Left Hand Threading Bar, .3200 Min Bore, .5000 Max Depth, 10 to 32 TPI, .0750 Off Set, .3750 Shank Dia, Uncoated
RedLine Tools Made in the USA
INQUIRE FOR
DELIVERY TIME
15 Available from Factory
UOM : EA
$40.12



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Carbide Boring Bar, .3200 Minimum Bore, .0050/.0080 Radius, 2.5000 Maximum Depth

RBB101505RA

Boring Bar, .3200 Min Bore, 2.5000 Max Depth, .0050/.0080 Radius, .3750 Shank Dia, AlTiN Coated
RedLine Tools Made in the USA
INQUIRE FOR
DELIVERY TIME
3 Available from Factory
UOM : EA
$70.43



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Solid Carbide Thread Tool, 10 to 32 TPI, .3200 Minimum Bore

RTB311270

Left Hand Threading Bar, .3200 Min Bore, 1.0000 Max Depth, 10 to 32 TPI, .0750 Off Set, .3750 Shank Dia, Uncoated
RedLine Tools Made in the USA
INQUIRE FOR
DELIVERY TIME
10 Available from Factory
UOM : EA
$47.97



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Carbide Threading Tool .320 Minimum Bore

RTB301490

Threading Bar, .3200 Min Bore, .5000 Max Depth, .0750 Off Set, .3750 Shank Dia, Uncoated
RedLine Tools Made in the USA
USUALLY SHIPS
3-4 DAYS
UOM : EA
$51.45



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Carbide Threading Tool .320" Minimum Bore

RTB301490A

Threading Bar, .3200 Min Bore, .5000 Max Depth, .0750 Off Set, .3750 Shank Dia, AlTiN Coated
RedLine Tools Made in the USA
INQUIRE FOR
DELIVERY TIME
15 Available from Factory
UOM : EA
$56.87



Add to Quote
Carbide Boring Bar .320 Minimum Bore 3.0 Maximum Depth

RBB101510

Boring Bar, .3200 Min Bore, 3.0000 Max Depth, .3750 Shank Dia, Uncoated
RedLine Tools Made in the USA
USUALLY SHIPS
3-4 DAYS
UOM : EA
$62.51



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