Faithfull FAICHUCKKEY4 Chuck Key 4 Way

Convenient and suitable for use on many electric/cordless drills and bench mounted power tools fitted with a keyed chuck of 10 or 13mm.
1 x Key Size: 10 gear teeth, pilot hole 5.2mm.
1 x Key Size: 10 gear teeth, pilot hole 6.8mm.
2 x Key Size: 11 gear teeth, pilot hole 5.8mm.