Irwin Blue Groove 4x Quick Drill Bit with a diameter of 19 mm and an overall length of 152 mm. The drill bit features a 1/4 inch hex shank, preventing it from slipping in and allowing for quick switching between drilling and screwing. The Irwin quick drill bit is ideal for quickly drilling holes in softwood and panel materials.

• The drill bit has double cutting markings, which reduce breakout.
• Thicker cutting edge for longer drill bit lifespan.
• Bluegroove Point and Cutting Edge for faster chip removal.
• 10% larger shank for added durability.
• 1/4 inch hex shank prevents the drill bit from slipping.