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

• 5 stars, based on 1 votes

• 📦【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.
• 🔧【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.