598mm Rod 7/16-20UNF Thread, Pull Rod for Holders - Vertex

Benefit from a combination of 7/16-20UNF thread, 598 mm length and a lightweight build of 0.8 kg to ensure dependable retention and consistent tool seating in R8 spindles. Order the VDR-R8-A directly via Metav Werkzeuge or consult the product specialists for application advice.

VDR-R8-A Drawbar for R8 spindles — 7/16-20UNF, 598 mm

The VDR-R8-A is a drawbar intended for R8 tool retention applications, engineered to provide repeatable clamping and reliable tool seating in machining spindles.

• R8-compatible drawbar with 7/16-20UNF thread
• 598 mm length for deep engagement
• Lightweight construction at 0.8 kg
• SKU VDR-R8-A, GTIN 4061905091339

Consistent retention for precision machining

A reliable retention element is essential for repeatable machining results. The drawbar uses a standard 7/16-20UNF connection, facilitating compatibility with spindles and retention systems that accept this UNF thread. The 598 mm overall length provides extended engagement, which helps maintain concentricity and reduces axial play during cutting cycles. With a mass of 0.8 kg, the component offers a balance between sufficient inertia for stable seating and manageable handling during setup. These characteristics contribute directly to reduced set-up variation and improved process stability, which in turn supports predictable part quality and lower scrap rates.

Installation and compatibility with R8 toolholders

Thread conformity and correct engagement depth are decisive for safe operation. The specified 7/16-20UNF thread is a common standard for retention components and ensures straightforward mechanical connection where R8 interfaces are specified. The extended length is designed to accommodate deeper toolholder geometries, enabling secure clamping without excessive protrusion. Installation should follow the machine tool or toolholder manufacturer's instructions for torque and inspection intervals to preserve the integrity of the spindle interface. Routine checks for thread condition and axial wear are recommended to sustain secure clamping and repeatable performance.

Supply reliability and partner advantages

Sourcing precision components through a focused distributor reduces procurement risk and shortens lead times. Metav Werkzeuge acts as a quality filter for the European market, combining broad availability with specialist advice; this supports efficient replenishment and process continuity on the shop floor. The association with Vertex underlines original-equipment provenance for the retention rod, while Metav’s experience and inventory breadth ensure transparent order handling from Emmerich to the workbench. Choosing this type of component supports operational reliability and a predictable supply chain for production environments that demand consistent toolholding.

For precise R8 tool retention and supply assurance, contact Metav Werkzeuge in Emmerich — email info@metav-werkzeuge.com or call +49 2822 7131930; consultants are available to verify fitment and application details

Technical Data

• Article number: VDR-R8-A
• GTIN: 4061905091339
• Thumbnail: https://files.plytix.com/api/v1.1/file/public_files/pim/assets/57/c3/98/62/6298c3575d155f1bc7e497fd/images/b8/2f/97/63/63972fb8c806fb82109e34dc/VDR-R8-S-main.png

Facts

• Length: 598 mm
• Weight: 0.8 kg
• Thread: 7/16-20UNF

Special features

• Compatibility: R8 toolholder retention
• SKU: VDR-R8-A
• Category: Vertex

FAQ

What spindle interfaces is this drawbar compatible with?
The VDR-R8-A drawbar is specified for R8 toolholder retention and uses a 7/16-20UNF thread that matches standard retention fittings for R8 spindles.

Is the material specified for the VDR-R8-A?
Material data is not provided for the VDR-R8-A; the available technical details list thread, length and weight for selection and fitment assessment.

How does the 598 mm length influence performance?
A 598 mm engagement length increases axial contact and helps maintain concentric seating in deeper toolholder configurations, improving repeatability during machining.

Are torque values included for installation?
No torque values are given for the VDR-R8-A; follow the machine tool or toolholder manufacturer's instructions for correct tightening and inspection routines.

Can this drawbar be ordered via Metav Werkzeuge?
Yes, the VDR-R8-A is available through Metav Werkzeuge; product specialists can confirm compatibility and delivery options.

Manufacturer: Vertex Machinery Works Co., Ltd.; No. 296, Sec. 1, Feng Shih Road, Fengyuan District, Taichung City 420, Taiwan