hardware screws
starrett 484 screw pitch gage 28 leaves 3.5 to 36 tpi
screw pitch gage v unified american national number of leaves 28 range of pitches per inch 3 1 2 to 36 thread angle deg . 60 leaves narrow design with flattened teeth locking device thumb screw tool steel construction br b features b ul li item screw pitch gage li li number of leaves 28 li li type v unified american national li li construction tool steel li li range of pitches per inch 3 1 2 to 36 tpi li li locking device thumb screw li li leaves narrow design with flattened teeth li li thread angle deg . 60 li ul
starrett