Toolzone 12 Piece Jumbo MM/AF Hex Key Set 8-19mm 3/8-3/4 HX024

Set of twelve huge jumbo hex keys in a handy plastic storage case

Ideal for use on large machinery

40Cr material with black oxide finish 

includes both metric mm sizes and AF imperial inch sizes

Metric mm sizes included are: 8mm, 10mm, 12mm, 14mm, 17mm, 19mm

AF inch sixes are: 3/8, 7/16, 1/2, 9/16, 5/8, 3/4