Bit, looks a little, but it's still quite an art installation. Familiar with its know. We take a look at what it is worth noting.

First drill mounting. Slowly lifting drill cassette, the cassette will drill four legs into the four holes corresponding to the turntable rig, according to choose the appropriate size drill bit box core board, lifting the drill bit into the drill core sheet cassette box body then will be drill grooves and the drill core plates spur box corresponding installation, it will drill into the box drill, drill core that is placed on the turntable card. Then turn screw on coupling nut drill bit.

Then, the drill demolition. Lifting drill (with drill), drill cassette requires a connection with the turntable, lifting the drill bit slow groove corresponding to the convex tip of the drill bit box core board, the drill bit stuck in the box, and then click receded drill, drill.

This is the bit installation and removal.