Glossary | Tools

CNCMachine

CNC Machine: Computer numeric control.  A computer controlled machine for cutting and removing material.  Typically consisting of two or more axis of movement.

Router

Router: The tool that spins the bit in the CNC machine.

Bit

Bit: Tool that cuts material in a CNC machine by spinning.

ToolHead

Tool Head: The cutting end of the bit.

Shank

Shank: The non-cutting end of the bit.  This is the portion that is held in the collet.

Collet

Collet: The clamping device that holds the bit in the router.

UpcutBit

Upcut Bit: A bit that pulls the removed material up and away from the bit.

DowncutBit

Downcut Bit: A bit that pushes the removed material down and away from the bit.

StraightBit

Straight Bit: The cutting surface is perpendicular to the cutting surface and flat.

LaserCutter

Laser Cutter: A 2-axis cutting machine that uses a concentrated light to burn through material.  The laser cutter is computer controlled.

Spindle

Spindle: The rotating axis of the router in the CNC machine.  This is where the collet and bit are fastened to.

DustCollector

Dust Collector: Vacuum device that collects waste material that is removed from the cutting surface as the CNC operates.

SpoilBoard

Spoil Board: The sacrificial backer that the cutting material is fastened to.

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