This kit is great for property managers and locksmiths who rekey Kwikset and Schlage/Baldwin locks. Contains about 115 pins of each size all set to lock company standards. LAB produces pins for many lock manufacturers around the world, so rest assured that these pins are of the BEST quality. TWEEZERS are not included. Please see below…Constructed of Heavy-Duty Steel with a HARDCOAT finish Leakproof Seal-Tight Cover Nickel-Silver Bottom Pins (Schlage) Brass Bottom Pins (Kwikset – Color-Coded to New Industry Specifications) Brass Master Pins & Top Pins Cylinder Springs for Schlage Cylinder Springs for Kwikset Dimensions:11-1/4″ x 8-1/2″ x 1-7/8″