3/8″ × 1-1/2″ 4 PIECE SHOULDER SCREWS SET 

SOCKET HEAD 

BLACK FINISH ALLOY STEEL

USED FOR ROTATION OR SLIDING APPLICATIONS SUCH AS 

PULLEY SHAFTS, IN PUNCH WORK, OR FOR USE AS A BEARING PIN 

SHOULDER SCREWS ARE ALSO REFERRED TO AS "STRIPPER BOLTS"

THE SHOULDER SCREW HAS AN ENLARGED, UNTHREADED, 

CYLINDRICAL SHOULDER UNDER THE HEAD; 

THE DIAMETER OF WHICH SERVES AS A BASIS FOR THE 

BEGINNING OF THE NOMINAL SIZE

SPECIFICATIONS: