Vargus 59027 Laydown Threading Insert 5IR Solid Carbide

Product Description

The VARGUS 59027 is a solid carbide laydown threading insert designed for right-hand internal threading operations. It conforms to a partial profile 60-degree thread standard and covers a thread range of 4.5 to 4 TPI, with a metric pitch range of 5.50 to 6.00 mm. The insert features a 5/8-inch inscribed circle and a PVD-applied TiN coating that extends tool life across a wide range of workpiece materials. This insert is used by machinists and CNC lathe operators running internal threading cycles on lathes and turning centers where precise thread form control is required.

This insert is suited for internal threading on both manual and CNC lathes across a broad range of materials including steel, stainless steel, cast iron, aluminum, non-ferrous metals, and high-temperature alloys. The universal primary workpiece material classification covers ISO material groups H, K, M, N, P, and S, making it adaptable to diverse production environments. It is a standard-series insert appropriate for general-purpose threading applications in job shop and production machining settings.

Key Features

• Solid carbide construction with PVD TiN coating for extended wear resistance
• Right-hand internal partial profile 60-degree thread form
• Covers 4.5 to 4 TPI with a metric pitch range of 5.50 to 6.00 mm
• 5/8-inch inscribed circle with a 0.0120-inch corner radius
• Compatible with ISO material groups H, K, M, N, P, and S
• Manufactured to ISO 9001:2008 quality standards

Compatibility

Designed as an OEM-style replacement threading insert for use in standard 5IR insert-style internal threading toolholders on CNC and manual lathes.

Installation Notes

Installation should be performed by a qualified machinist with the lathe fully powered down and the spindle locked before changing inserts. Use the correct torx or hex key specified by the toolholder manufacturer to seat the insert securely without overtightening the clamping screw. Verify insert orientation and hand designation match the threading toolholder before beginning a threading cycle. Follow the machine shop safety procedures and toolholder manufacturer guidelines for proper insert indexing and replacement intervals.