Cobalt high speed steel along with the titanium coating ensures extreme durability, will stay new and shiny for years to come. | Different sized shanks ensure compatibility with 1/4, 3/8 and 1/2 in. chuck sizes. | Non-walking drill tip provides fast and smooth drills on steel sheets, aluminum sheets, wood board, plastic board etc. (the board must be smaller in thickness than the height of step drill bits). | Please mark the spot that you are to drill for easier drilling and improved drill bits life. | All the bits come in a well-organized case for easy transport and storage.

HSS Steel Construction ----- High-speed steel construction for longer cutting edge life even at extreme temperatures. | Titanium Coating ----- Coated by titanium, this step drill set performs well in heat, corrosion and rust resistance. | Automatic Center Punch ----- Delivers an automatic, high-impact, spring-loaded strike when pressed against surface, adjustable cap regulates striking force. | 50 Size In 5 ----- The bits set includes five standard step drill bits that can replace 50 individual drill bits. | A Must-have for Handyman or Professionals ----- Perfect for home repairs and light jobs such as drilling holes in plastic, aluminum, copper and many other types of sheet metal.

Create Dynamic Color Scenes: Create a stunning and unforgettable show with CO-Z's 36W stage lights. Designed with 36 LED lamp beads, our par lights deliver versatile and dynamic lighting effects, from vibrant displays to intimate ambiance | Discover Versatile Lighting: Our LED par lights feature a variety of modes, allowing you to bask in tranquil static colors, and craft dynamic blends. Seamlessly syncing with the beat, these lights offer an immersive experience like never before | Lighting Control at Your Fingertips: Easily manage your lighting preference with remote control (incl.) or DMX 512 controller (not incl.). Ideal for DJs, lighting designers, Livestream hosts, & beginners alike, offering customized control for any setting | Hassle-Free Installation: Each DJ light comes with a bracket and two thumb screws for convenient angle adjustment. Whether you prefer floor placement or mounting on ceilings and walls, our versatile design ensures easy installation to suit your needs | Bring Life to Any Event: Perfect for a range of occasions, including bars, weddings, clubs, holiday celebrations, and more, our LED par light set not only enhances ambiance but also impresses audiences with vivid stage lighting