• (10) Extra Long Triple Square Spline Bit Sockets: 
• M4 1/4” Drive (ATD-243) 
• M5 1/4” Drive (ATD-244) 
• M6 1/4” Drive (ATD-245) 
• M8 3/8” Drive (ATD-246) 
• M9 3/8” Drive (ATD-247) 
• M10 3/8” Drive (ATD-248) 
• M12 3/8” Drive (ATD-249) 
• M14 3/8” Drive Tamperproof (ATD-252) 
• M16 1/2” Drive Tamperproof (ATD-253) 
• M18 1/2” Drive Tamperproof (ATD-254) 
• Extra long 4-1/2” shank 
• Bits are made from S2 steel to meet or exceed torque specifications 
• Sockets are made from heat treated chrome vanadium steel for strength & durability