445-1X Model Code: AB - Price is for 1 Bit (part# 445-1X) This item features: -Drive Type: Hex. -Hardness Grade: Hardest Heat Treat Available. -Locking Type: Spring. -Material: Tool Steel. -Operating Type: Hand Tool. -Tip Type: Slotted. -Type: Insert Bit. Len. = Overall Length Len. = Overall Length Model Code Model Description AADrive Size:1/4 in, Overall Length:1 1/2 in, Tip Thickness:0.055 in, Tip Width:23/64 in ABDrive Size:1/4 in, Overall Length:1 in, Tip Thickness:0.034 in, Tip Width:3/16 in ACDrive Size:1/4 in, Overall Length:1 in, Tip Thickness:0.040 in, Tip Width:7/32 in ADDrive Size:1/4 in, Overall Length:1 in, Tip Thickness:0.042 in, Tip Width:1/4 in AEDrive Size:5/16 in, Overall Length:1 1/2 in, Tip Thickness:0.055 in, Tip Width:0.328 in AFDrive Size:5/16 in, Overall Length:1 3/4 in, Tip Thickness:0.060 in, Tip Width:1/2 in