Flintronic Step Drill Bit Set, 5PCS(4-12mm, 3-13mm, 3-19mm, 5-22mm, 8-35mm), 1 Automatic Center Punch + 1 Twist Drill Bit, HSS Titanium Coated Double Slot Cone Cutting Drill with Pouch Case

Description

• 📦【WHAT YOU GET】: 1 x Aluminum Case, 1 x 4-12mm, 1 x 3-13mm, 1 x 3-19mm, 1 x 5-22mm, 8-35mm Step Drills, 1 x Automatic Center Punch and 1 x Twist Drill Bit.
• 🔧【AUTOMATIC CENTER PUNCH 】: The automatic center punch provide an automatic, high-impact, spring-loaded strike to the cap; Its brass body has a deep and knurled surface for nonslip control. The protective aluminum case can provide convenient storage and carrying.
• 🔧【DOUBLE CUTTING BLADES & THREE-SIDED SHANK】: Double cutting blades and X-type opening design ensure a faster and smoother cutting; The 3-sided shank design can prevent drill chuck sliping; With the smaller pressure, the sets can cut through the wood, sheet metal, steel and other surfaces.
• ✔【HSS & TITANIUM COATING】: High speed steel makes the step drill set more durable, titanium coating ensure to easily cut through steel sheets , aluminum sheets, copper & plastic & wood board and many other types of sheet metal.
• ✔【TIME SAVER】: Covering assorted step sizes helps to drill or enlarge different holes in one bit without changing bit constantly.The size is laser etched into the metal, so it can be accurately drilled and will not wear even if it is used for a long time.