1/2 Inch Drive x MT18 Tamper-Resistant Triple Square Impact Bit Socket Quantity:1 Depth:20-7/8" Deep

Depth:20-7/8" Deep

Part Number DWDRSD28

Part Number DWRRSP3/16

Depth: 12-7/16"

and the underside of the lid has a grid pattern that makes contact with the dividers

1/2 Inch Drive x MT18 Tamper-Resistant Triple Square Impact Bit Socket Quantity:1 Depth:20-7/8" DeepSize is marked both with a high visibility laser marking and a permanent stamped marking that won't wear off Triple square (XZN) S2 steel bit tip is machined to precise tolerances for strong engagement with fastener heads Two piece design allows bit and socket to be optimized separately, for a more durable tool than traditional one piece designs Drive end is made of 4140 chromium molybdenum (Cr Mo) steel and properly heat treated for use on impact