1)hex allen key set inch 2)material:carbon steel,CRV... 3)size:1.5-24, 1/16"-1"

hex allen key set inch

Specification: 1.5 ~ 24mm; 1/16" ~ 1"   

Standard: DIN911; ASME B18.3- 1998

Hardness: HRC 48-53

Material: Carbon steel; Chrome Vanadium

Surface: Chrome Plated; Nickel-Plated; Micro Chrome Plated; Black Oxidized 

Packing: Blister Card; Double Blister Card

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hex allen key set inch