CK 7 Pce 1/4" Hex Impact Magnetic Tek Screw Metric MM/AF Nut Driver & Case,T4514
Model: T4514. CK Tools 7 Piece Magnetic 1/4" Hex Shaft Nut Setter/Driver Set & Storage Case. All drivers are 50mm in total length, with a 1/4" (6.3mm) hex shaft which fits into all standard screwdriver bit holder and drills.