3-1/2" Carbide Core Drill

3-1/2" Carbide Core Drill Vendor: ITM About This Heavy Duty Rotary Hammer Core Drill: Upgrade your drilling game with this 3-1/2" Carbide Core Drill designed for use with SDS-Max electric rotary hammers. Crafted from special alloy steel and Tungsten Carbide, this drill bit can handle continuous hammering with ease. Don't forget to grab a pilot drill bit and extension to unlock its full potential! Specifications: Size: 3-1/2" Core Bit # Teeth: 9 4” OAL / Taper Part # 719CB0090 Instructions: Prepare by wiping off oil or lubricant from the extension and core bit. Insert the pilot drill into the drive extension first. Attach the drive extension to the core bit. Begin drilling until the core bit is 3/8” deep. Use the ejector key to remove the pilot drill. Cont