1/4” Square Drive Sockets Magnetic and Non-Magnetic For driving Hex Head Sheet Metal and Self Drilling Fasteners TAPERED STYLE — T STRAIGHT STYLE — S STYLE T T S S T S S S S S HEXSIZE 3/16” 1/4” 1/4” 1/4” 5/16” 5/16” 3/8” 7/16” 1/2” 9/16” LENGTH 7/8” 7/8” 7/8” 7/8” 7/8” 7/8” 1” 1” 1” 1-1/2” NOSE DIA. 5/16” 3/8” 7/16” 1/2” 7/16” 1/2” 9/16” 5/8” 3/4” 15/16” BODY DIA. 1/2” 1/2” 7/16” 1/2” 1/2” 1/2” 9/16” 5/8” 3/4” 15/16” NON-MAG. PART NO. 250 ST 3/16 250 ST 1/4 250 SW 1/4 250 S 1/4 250 ST 5/16 250 S 5/16 250 S 3/8 250 S 7/16 250 S 1/2 250 S 9/16 MAGNETIC PART NO. 250 MST 3/16 250 MST 1/4 250 MSW 1/4† 250 MS 1/4 250 MST 5/16 250 MS 5/16 250 MS 3/8 250 MS 7/16 250 MS 1/2 250 MS 9/16 †Thin Wall 3/8” Square Drive Sockets Magnetic and Non-Magnetic For driving Hex Head Sheet Metal and Self Drilling Fasteners TAPERED STYLE — T STRAIGHT STYLE — S STYLE T T T S S S HEX SIZE 1/4” 5/16” 3/8” 7/16” 1/2” 9/16” LENGTH 1-1/4” 1-1/4” 1-1/4” 1-1/4” 1-1/4” 1-1/4” NOSE DIA. 3/8” 1/2” 5/8” 3/4” 3/4” 15/16” BODY DIA. 3/4” 3/4” 3/4” 3/4” 3/4” 15/16” NON-MAG. PART NO. 375 ST 1/4 375 ST 5/16 375 ST 3/8 375 S 7/16 375 S 1/2 375 S 9/16 MAGNETIC PART NO. 375 MST 1/4 375 MST 5/16 375 MST 3/8 375 MS 7/16 375 MS 1/2 375 MS 9/16 1/2” Square Drive Sockets Magnetic and Non-Magnetic For driving Hex Head Sheet Metal and Self Drilling Fasteners TAPERED STYLE — T STRAIGHT STYLE — S STYLE T T T T T S HEX SIZE 1/4” 5/16” 3/8” 7/16” 1/2” 9/16” LENGTH 1-1/2” 1-1/2” 1-1/2” 1-1/2” 1-1/2” 1-1/2” NOSE DIA. 7/16” 1/2” 5/8” 11/16” 3/4” 15/16” BODY DIA. 15/16” 15/16” 15/16” 15/16” 15/16” 15/16” NON-MAG. PART NO. 500 ST 1/4 500 ST 5/16 500 ST 3/8 500 ST 7/16 500 ST 1/2 500 S 9/16 MAGNETIC PART NO. 500 MST 1/4 500 MST 5/16 500 MST 3/8 500 MST 7/16 500 MST 1/2 500 MS 9/16 30