Bit

freno

(metal in horse's mouth)

morso

(metal in horse's mouth)

ottavo di dollaro

(eighth of a dollar)

parte

(portion)

pezzettino

(small amount of something — see also a little, dash, pinch)

pezzetto

(small amount of something — see also a little, dash, pinch)

poca

(small amount of something — see also a little, dash, pinch)

poco

(small amount of something — see also a little, dash, pinch)

porzione

(portion)

punta

(rotary cutting tool)

punta di trapano

(rotary cutting tool)