描述：* Features * **Solderless socket and bus strips ** * **Molded-in mounting holes ** * **Vinyl back prevents shorting ** * **Replaceable nickel-silver spring clip contacts ** * **Accepts all components with leads up to 0.033 inches ** * **Conductive spring clips inside breadboard body grab component leads and connecting wires, AWG #22-30, securely ** * **Parts plug-in/pull-out without soldering or damage ** * **Patented tab/keyway features for simple interlocking of several breadboards into larger, more versatile arrays ** * **Standard 0.1-by-0.1 inch contact grid accommodates DIP ICs and virtually all modern active and passive components ** * **Molded tab/keyway feature interlocks adjoining elements into larger array** * **Sockets provide twin columns of 5-point spring contact clips on each side of a 0.3-inch center channel** * **Bus Strips provide twin rows of pre-connected 5-point contact clips. ** * **MOUNTING - Molded-in mounting holes; mount with 4-40 flat head screws from top or 6-32 self-tapping screws from behind ** * **WIRE SIZE — #22 AWG wire preferred; component leads with diameters 0.01-0.033 inches (0.25-0.84 mm) acceptable, 0.015-0.032 inches (0.38-0.81 mm) recommended; prepared wire kit WK-1 is available ** * **HEIGHT — All Quick Test breadboards are 0.33 inches (8 mm) high ** * **RESISTANCE — Initial contact resistance is less than 0.5 milliohm, after multiple uses, this reduces to less than 0.4 milliohm