Here's a simple trick that makes changing bits much easier. Insert the bit collar into the slot before you install it onto the bit. Then insert the bit and tighten it evenly. No need to force. That's it. You're all set to change tools and keep machining. Save this tip, you'll thank yourself later. #makeraz1 #desktopcnc #3dprinting #cncsoftware #makera #cncmill #cncmachining #CNC #Makera