This 1/4″ shank basic CNC router bit set can get you started with your first projects! The down cut spiral CNC bit provides sharp edges as well and detailed lines for signs, profile cuts, and more. Use the 1/2″ Bowl & Tray bit to make bowls up to 1″ deep. Finally, the 1/2″ 60° v-groove bit can engrave letters and intricate designs in wood, plastics and metals. What’s Included: 425-DNC250 – 1/4″ Down Cut – Cuts a crisp edge on pockets  425-BT510 – 1/2″ Bowl & Tray – Up to 1″ deep bowls 425-500-VG60 – 60º V-Groove Bit –  Engraving letters and designs.