Bit. A small tool, either for drilling, or for cutting, as a plane iron.

Braced collar. A form of roofing truss, in which the upper cross member is supported by a pair of angled braces.

Breast drill. A tool for holding boring tools, and designed to have the head held against the breast for forcing in the boring tool.

Bridle joint. A form for securing elements together which provides a shallow depression in one member, and a chamfered member at its end to fit therein.

Bungalow. A Bengalese term; originally a thatched or tiled house or cottage, single story, usually surrounded by a veranda.

Bushing. A substance of any kind interposed, as, for instance, a wearing surface between a mandrel and its bearing.

Butts. A term applied to certain hinges, usually of the large type.

Callipered. A measured portion which has its side or thickness fixed by a finely graduated instrument.

Cambered. Slightly rising in the middle portion. An upward bend, or projection.

Capital. A small head or top of a column; the head or uppermost member of a pilaster.