Micro Mini HSS Drill Bit Set 60 Piece 0.3-1.6mm Twist Cbhoktyue

Description

Product Overview

The Micro Mini HSS Drill Bit Set from Cbhoktyue is engineered to meet the demanding needs of professionals and hobbyists who require ultra‑fine drilling capabilities. Featuring 60 meticulously ground twist bits, the collection spans diameters from 0.3 mm up to 1.6 mm, with incremental steps of 0.05 mm to 0.1 mm, ensuring that you can select the exact size for any delicate operation. Each bit is fabricated from high‑speed steel (HSS), a material renowned for its hardness, heat resistance, and ability to retain a sharp cutting edge even after prolonged use. The HSS composition also provides excellent corrosion resistance, meaning the bits stay rust‑free in humid workshop environments.

Beyond material quality, the set is packaged for optimal organization. Two clear, snap‑fit plastic drawer boxes hold the bits in individual slots, allowing you to locate the required size within seconds. The transparent design lets you verify inventory at a glance, while the compact dimensions (4.92 x 2.36 x 0.39 inches) keep the set portable enough for field service technicians. The total weight of 3.6 ounces makes the kit lightweight yet robust, suitable for both bench work and on‑site repairs.

Technical specifications reinforce the set’s versatility. The bits are full‑ground, meaning each cutting edge has been precisely honed to a fine point, reducing the risk of material chatter and ensuring smooth entry into substrates such as printed circuit boards, hardwood, acrylic, and soft metals. The manufacturer, Cbhoktyue, has a reputation for delivering reliable cutting tools, and this drill bit set continues that tradition with a focus on micro‑scale precision. Whether you are assembling a prototype, repairing a delicate electronic device, or crafting intricate wooden models, the set delivers consistent performance across a broad spectrum of applications.

Usage

In electronics maintenance, the ability to drill sub‑millimeter holes is essential for creating vias, mounting components, and modifying circuit boards without damaging surrounding traces. The 0.3 mm to 1.6 mm range covers the majority of standard component lead diameters, allowing technicians to prepare clean, accurately sized openings for surface‑mount devices, through‑hole resistors, and micro‑switches. The HSS bits maintain a sharp profile, reducing the need for excessive feed pressure and minimizing heat buildup that could otherwise compromise sensitive components.

Woodworking enthusiasts will find the set invaluable for tasks such as drilling pilot holes for tiny dowels, creating decorative inlays, and preparing precise entry points for miniature hardware. The bits’ fine geometry ensures that the wood fibers are displaced cleanly, preserving the integrity of delicate grain patterns. Additionally, the set performs admirably on plastics, acrylic sheets, and even soft metals like aluminum, making it a versatile tool for mixed‑material projects, model making, and custom fabrication.

Why Choose Us

Cbhoktyue’s commitment to quality is reflected in every aspect of this drill bit set. The high‑speed steel material undergoes a rigorous heat‑treatment process that enhances hardness while retaining enough toughness to avoid brittle fracture during high‑speed drilling. Each bit is inspected for dimensional accuracy, ensuring that the advertised size matches the actual cutting diameter within a tolerance of ±0.01 mm. This level of precision is critical for applications where even a slight deviation can affect circuit functionality or structural integrity.

Beyond the physical product, Cbhoktyue provides responsive customer support and a clear warranty policy. Should any bit fail to meet performance expectations, the company offers replacement options and technical assistance to help users achieve optimal results. The organized packaging not only protects the bits during shipping but also simplifies inventory management for workshops that handle multiple projects simultaneously. By choosing this set, you invest in a tool that combines durability, accuracy, and convenience, backed by a brand that values long‑term customer satisfaction.

Key Features

• Comprehensive 60‑piece collection covering 0.3 mm to 1.6 mm sizes for maximum project flexibility.
• High‑speed steel construction delivers superior hardness, heat resistance, and rust protection.
• Full‑ground twist geometry provides clean entry and reduces material chatter for precise holes.
• Clear dual‑drawer storage with individual slots keeps bits organized and instantly accessible.
• Dedicated after‑sales support and warranty ensure confidence and peace of mind for every purchase.

FAQ

What materials can these micro drill bits safely drill?

The bits are designed for a wide range of soft to medium‑hard materials, including printed circuit boards, hardwood, softwoods, acrylic, polycarbonate, PVC, and thin aluminum sheets. Their HSS composition allows them to cut through these substrates without excessive wear, while the fine tip minimizes the risk of cracking or splintering.

How do I maintain the longevity of the drill bits?

To extend the life of the bits, store them in the provided plastic drawer boxes when not in use, keep them dry, and avoid exposing them to corrosive chemicals. After drilling, clean the bits with a soft brush to remove debris, and periodically apply a light oil coating to protect against moisture. Using appropriate drilling speeds and feed rates for each material also helps preserve the cutting edge.

Can I use these bits in a standard cordless drill?

Yes, the bits are compatible with most standard 3/8‑inch (10 mm) drill chucks found on both corded and cordless drills. For optimal performance, select a drill with variable speed control and set the RPM to a moderate range (around 1,000–2,000 RPM) when working with delicate materials like circuit boards.

What if a bit becomes damaged or dull?

Cbhoktyue offers a straightforward replacement process. Contact customer service with the part number and a description of the issue, and the company will provide a replacement bit or a full set, depending on the warranty terms. This policy ensures that you can maintain uninterrupted workflow without additional cost.

Is this set suitable for professional manufacturing environments?

Absolutely. The precise tolerances, high‑quality HSS material, and organized packaging make the set ideal for both small‑scale prototyping and larger production runs. Manufacturers often require consistent hole diameters and clean cuts, both of which are delivered by this micro drill bit collection.