Features: Experience precisions and efficiency with our Countersink Drill Bit Set, featuring replaceable tapered bits and a low friction depth stop for smooth woodworking. Crafted from cemented carbide, these drill bits include a twist chip removal grooves for fast cutting and a adjustable depth stop to ensure precise drilling every time. Ideal for builders, creators, and DIY enthusiasts, this set empowers users with professional grade tools designed for both comfort and adaptability. Perfect for use on natural wood, particle board, plywood, plasterboard, and various plastic boards, making it great for any woodworking project. Elevates your craftsmanship with this ergonomic drill bit set, trusting by professionals for its innovative design and unmatched performances in creating clean, countersunk holes. Specifications: Component: Hard Alloy Color: As pictures shown. Size: As pictures shown. Optional Quantity: 5pcs/set, 7pcs/set Package Includes: 1 Set Countersink Drill Bit note: Please allow 1-3cm error due to manual measurement. please sure you not mind before you bid. Due to difference between different monitors, the picture may not reflect the actual color of the item.