Upgrade your toolkit with the Titanium Coated HSS Step Drill Bit Set, designed to deliver precision, efficiency, and durability for professionals and DIY enthusiasts alike.


  1. High-Quality Material: Made from M2 High-Speed Steel (HSS), these drill bits offer exceptional strength, heat resistance, and wear resistance. This makes them ideal for long-lasting use in a variety of tough drilling applications.

  2. Titanium Coating: The titanium coating on these bits enhances their durability and performance by providing additional resistance to wear and corrosion. This ensures a longer service life and consistent performance over time.

  3. Fixed Drilling Steps: The step drill bits feature fixed drilling steps that allow for incremental increases in hole size in a controlled manner. This ensures precision and efficiency, reducing the risk of errors and ensuring uniform hole sizes. The set includes 14 steps, ranging from 4mm to 30mm increments,

  4. Efficient Design: The single flute design with a ground cutting edge ensures a smooth drilling experience and long service life. This design minimizes chatter and produces clean, burr-free holes, enhancing the quality of your work.

  5. Versatile Use: The 1/4" hex shank with quick release capability makes these bits compatible with a wide range of power tools. This bit is suitable for drilling in steel, brass, aluminum, wood, and plastic.

All products must be installed by a licensed electrican. DIY electrical work is illegal and very dangerous.

Change of Mind
All products purchased from MJS Electrical Products & Supplies are backed by a thirty (30) day Peace of Mind Return Policy. All products returned must be in perfect unused condition, with all components, complete with original packaging. We will not allow returns on damaged or incomplete products. Proof of purchase is required. Should the product not be in original condition, please contact us before returning it as this may save you some unnecessary costs.

Damaged / Faulty Goods
If you find that the goods were damaged in transit or were faulty in some manner, please contact us within 24 hours of receiving the goods. We will organise for the return of the goods and arrange a credit towards your next purchase or send a replacement product. Customer will incur the cost of return postage and be credited the purchase price only. We recommend that you return your unwanted items using registered post or trackable courier. We can not be held responsible if returned items are lost in transit.

Product warranties are governed by the respective manufacturers and / or suppliers warranty terms and conditions (available on request). We will not be liable to you or any third party for any loss suffered due to product failure. We will process product warranty claims through the respective manufacturers and/or suppliers. All warranties are void if the product is not installed by a licensed electrician.

Model # HSD430
Barcode # 9360736000028
Shipping Weight 0.1800kg
Shipping Width 0.085m
Shipping Height 0.030m
Shipping Length 0.173m