Includes - Kreg Jig� K4, Kreg� Face Clamp, Portable Base, Drill Guide Spacer, Material Support Stop, dust-collection attachment, (3) 9mm stepped drill bit, 152mm square driver, 76mm square driver, starter Kreg� Screw set, pocket-hole plug set, and owner�s manual, all inside of a durable and compact carrying case. - Body Material - Glass-filled nylon - Number of Drill Guides - (3) 9mm diameter standard Kreg pocket holes - For Use with - Materials from thick 12mm, 16mm, 19mm, 22mm, 25mm, 29mm, 31mm, 35mm, 38mm - Drill Guide Spacings - 14mm, 22mm, 36mm - Clamping Method - Toggle clamp on benchtop base - Face clamp for portable base - Screw-Centering Ability - 12mm, 16mm, 19mm, 22mm, 25mm, 28mm, 31mm, 35mm, 38mm - Warranty - Lifetime Kreg Drill Guide warranty