1/4” Hex Drive Shank Extensions Will fit all 1/4” Square Drive Sockets. All Shank Extensions equipped with Durable Pin Lock except where noted. PART NO. SHA 1/4 INSERT TYPE 250 SH 1/4 250 SH 1/4-B 250 SH 1/4-2 250 SH 1/4-2B 250 SH 1/4-3 250 SH 1/4-4 250 SH 1/4-5 250 SH 1/4-6 250 SH 1/4-8 250 SH 1/4-10 250 SH 1/4-12 250 SH 1/2-2B MALE SQUARE 1/4” W/BALL LENGTH 1” 1/4” 1/4” W/BALL 1/4” 1/4” W/BALL 1/4” 1/4” 1/4” 1/4” 1/4” 1/4” 1/4” 1/2” W/BALL 1-3/8” 1-3/8” 2” 2” 3” 4” 5” 6” 8” 10” 12” 2” 1/4” and 7/16” Hex Drive Shank Extensions Will fit all 3/8” Square Drive Sockets. All Shank Extensions equipped with Durable Pin Lock. 1/4” HEX DRIVE FOR 3/8” SQUARE DRIVE SOCKETS PART NO. 250 SH 3/8 250 SH 3/8-2 250 SH 3/8-2B 250 SH 3/8-3 250 SH 3/8-4 250 SH 3/8-6 250 SH 3/8-8 7/16” HEX DRIVE FOR 3/8” SQUARE DRIVE SOCKETS PART NO. 437 SH 3/8-2 437 SH 3/8-3 437 SH 3/8-4 437 SH 3/8-5 437 SH 3/8-6 LENGTH 1-5/8” 2” 2” W/BALL 3” 4” 6” 8” LENGTH 2” 3” 4” 5” 6” 7/16” Hex Drive Shank Extensions Will fit all 1/2” Square Drive Sockets. All Shank Extensions equipped with Durable Pin Lock. PART NO. 437 SH 1/2 437 SH 1/2-3 437 SH 1/2-4 LENGTH 2-1/8” 3” 4” 29