Keyway Broach Set, 18 Piece Broach Set HSS Industrial Tools 1/8″ 3/16″ 1/4″ 3/8″ Metalworking Cut Tool Set Broaching Cutter Bushing Shim Set with 4 Broaches Teeth Cutting Tools for Lathe

Description

Product Overview

The Keyway Broach Set by QUSKLISU is a meticulously engineered collection of eighteen high‑speed steel (HSS) broaches designed to deliver precise keyway cutting across a range of diameters from 1/8″ to 3/8″. Each broach is heat‑treated and ground to a fine finish, ensuring exceptional hardness, wear resistance, and impact tolerance. The set includes a graduated series of cutters whose tooth profiles increase incrementally from the smallest to the largest size, a design philosophy that minimizes sudden load spikes and prolongs tool life. The shims and bushings are machined to tight tolerances, providing a snug fit within standard lathe chucks and reducing any play that could compromise dimensional accuracy. All components are packaged in a durable, reusable case that protects the tools during transport and storage, making the set ready for immediate deployment in a professional workshop or a well‑equipped hobbyist’s garage.

Usage

This broach set excels in environments where precision keyway creation is essential. It is ideally suited for machining operations on CNC lathes, manual turning centers, and specialized keyway cutting machines. The tool’s robust HSS construction allows it to handle a variety of ferrous and non‑ferrous materials, including carbon steel, alloy steel, stainless steel, and even brass or aluminum when appropriate cutting speeds are selected. Technicians and machinists can employ the set for creating keyways in shafts, gear blanks, couplings, and other rotating components that require a secure mechanical key fit. The gradual tooth progression reduces the risk of work‑piece deformation, making the set valuable for high‑tolerance applications such as aerospace components, automotive drivetrain parts, and precision instrumentation. Additionally, the compact size of each broach enables use in confined spaces where larger cutting tools cannot reach, expanding the set’s versatility across diverse manufacturing scenarios.

Why Choose Us

Choosing the QUSKLISU Keyway Broach Set means investing in a product that combines rigorous material selection, exacting machining processes, and thoughtful ergonomic design. The high‑speed steel alloy used in each cutter provides a balance of hardness and toughness that resists chipping even under heavy cutting loads. Our proprietary grinding technique yields a razor‑sharp cutting edge that maintains its geometry longer than standard broaches, reducing the frequency of tool changes and downtime. The set’s incremental tooth design is a result of extensive field testing, ensuring that each successive broach engages the workpiece smoothly, thereby decreasing vibration and extending the overall service life of the entire collection. Quality assurance is reinforced by a multi‑stage inspection protocol that verifies dimensional accuracy, surface finish, and hardness compliance before the product leaves the factory. Moreover, QUSKLISU stands behind its tools with responsive technical support and a clear warranty policy, giving customers confidence that any issues will be addressed promptly and professionally.

Key Features

• High‑speed steel construction delivers superior durability and impact resistance for long‑term use.
• Gradual tooth progression reduces cutting forces, minimizes work‑piece deformation, and extends tool life.
• Wide size range (1/8″‑3/8″) covers common keyway dimensions, eliminating the need for multiple tool purchases.
• Precision‑machined shims and bushings ensure a tight fit, enhancing accuracy and repeatability.
• Dedicated QUSKLISU customer support and warranty provide peace of mind and after‑sales assistance.

FAQ

What material is the broach set made from?

The broaches are fabricated from high‑speed steel (HSS) that has been heat‑treated and ground to a fine finish, offering excellent hardness, wear resistance, and impact strength.

Which size keyways can this set cut?

The set includes cutters for keyways ranging from 1/8″ up to 3/8″, covering the most common dimensions used in automotive, industrial, and aerospace applications.

Can the broaches be used on non‑ferrous metals?

Yes, the HSS material is suitable for cutting non‑ferrous metals such as aluminum, brass, and copper, provided that appropriate cutting speeds and feeds are selected.

How should I maintain the broaches for optimal performance?

After each use, clean the cutters to remove chips and coolant residue, then store them in the supplied case. Periodically inspect the cutting edges for wear and re‑sharpen if necessary to maintain cutting efficiency.

Is there a warranty or technical support available?

QUSKLISU offers a limited warranty against manufacturing defects and provides responsive technical support to assist with installation, usage tips, and any troubleshooting needs.