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POC M3 Lexicon

Terms in this set (21)

amperage
the strength of an electric current
counter sink
enlarge and bevel the rim of (a drilled hole) so that a screw, nail, or bolt can be inserted flush with the surface.
drill index
sizes diameter of hole cutting tool
pilot hole
a small hole drilled as a guide for the insertion of a nail or screw, or for the drilling of a larger hole.
bevel cut
angular cut made at an angle to the thickness of stock
feed rate
speed at which stock is pushed through a stationary tool
Internal cut (plunge)
cut that starts from the middle of the project instead of from the edge
miter cut
cut made at a precise angle relative to the lengthwise edge of stock
kickback
term for wood that suddenly and without warning is propelled back towards the operator at a high rate of speed
offcut
waste piece of lumber
rip cut
sever or divide a piece of wood parallel to the grain.
Chamfer
A form of bevel, it is created at 45° angle to two adjoining right-angled faces
Collet
a casing or socket for holding a tool such as a drill bit
Biscuit
cresent shaped piece of material used in joining wooden projects
Pneumatic
containing or operated by air or gas under pressure.
hydraulic
denoting, relating to, or operated by a liquid moving in a confined space under pressure.
Alternating current
Electrical current that changes polarity from positive to negative 60 times a second.
direct current
an electric current flowing in one direction only.
reciprocating
(of a part of a machine) move backward and forward in a straight line.
chuck
an attachment for holding a workpiece or tool in a machine (such as a drill or lathe)
GFCI
only protection device designed to protect people against electric shock from an electrical system
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