Rivet Nut Installation Tool Set Flat Head Rivnut Threaded Insert Kit

In this review of the Rivet Nut Installation Tool Set, the bottom line is simple: this kit is best for DIY mechanics, metalworkers, and hobbyists who need a compact, affordable way to install threaded rivet nuts into thin sheet metal. The set stands out for its solid steel construction and heat-treated surfaces that resist corrosion, and it ships with a useful selection of rivet nuts, a step drill, hex bit and wrench, plus the riveter assembly - giving a mostly complete package for common repair and fabrication tasks.

Key Features

• Premium construction: Heat-treated steel surfaces improve durability and reduce corrosion for longer service life in workshop environments.
• Complete kit: Includes rivet nuts, a step drill, hexagon bit, hex wrench, and the riveter assembly so users have the main items needed to start installing nutserts right away.
• Dual measurement support: The assortment covers both SAE and metric compatible sizes so it can work with a range of fastener threads and applications.
• Wide application: Suitable for connecting metal plates and pipes and for use on vehicles, furniture, bicycles, boats, and light industrial electrical enclosures.
• Easy to follow: An instruction sheet is included to guide first-time users through proper installation steps and help reduce trial-and-error.

Who It's For

This kit is aimed at home mechanics, small workshop owners, and DIYers who need a portable solution to add strong threaded anchors to sheet metal up to the thickness recommended by the tool. It is handy for repairs on cars, bicycles, furniture, and light industrial fixtures where access is limited and a rivet nut provides a reliable threaded anchor.

Those who should look elsewhere include heavy-production shops that require high-volume pneumatic tools or users needing to drill through metal thicker than the tool's recommended limits, as well as anyone who will run drills at high speeds above 400 r/min, which the instructions warn against.

Pros & Cons

Pros

• Strong build quality with heat-treated steel gives confidence in the tool's durability for typical DIY and light-professional jobs.
• Good value: the assortment of rivet nuts and accessories covers common needs without buying multiple items separately.
• Compact design and included instructions make it approachable for users doing occasional rivnut work.

Cons

• Durability is mixed in user reports: some customers experienced breakage of the inner shaft under heavy torque or improper use, so care is required.

Specifications

Brand	EZ-NUTUL
Kit contents	Rivet nuts, step drill, hexagon bit, hex wrench, riveter assembly
Material	Steel with heat-treated surface
Finish	Zinc plated nutserts
Thread systems	SAE and Metric sizes (assortment)
Recommended max drill speed	Under 400 r/min
Recommended metal thickness	Up to 2 mm for the drill

Our Verdict

The EZ-NUTUL rivet nut installation set is a practical, value-focused option for DIYers and small shops who need a portable kit to install threaded inserts in sheet metal. Its heat-treated steel parts and comprehensive assortment make it useful for a wide range of light fabrication and repair tasks, though users should follow the drilling speed and torque guidance to avoid stress on internal parts.

Frequently Asked Questions

Can this kit be used on automotive sheet metal?
Yes, it is suitable for common automotive sheet metal repairs provided the metal thickness is within the kit's recommended limit and proper torque is used.

Does the set include both SAE and metric rivet nuts?
Yes, the assortment covers both SAE and metric sizes so it works with different thread systems.

Is an electric drill safe to use with the step drill?
Yes, but follow the instruction sheet: keep drilling speed under 400 r/min and avoid over-torquing to prevent internal damage.