1.25" Zinc Fine Maxi-Loc 100-Count Kreg Zinc Screws are a good choice for a wide variety of indoor projects with limited exposure to the elements. Zinc screws provide adequate rust protection Available in a variety of sizes, thread options, head styles, and quantities.Application: Indoor Construction: Zinc with Fine Thread and Maxi-Loc Head Dimensions: 1-1/4" Compatibility: Kreg Pocket-Hole Jigs, Pocket-hole Machines, Micro-Pocket Drill Guide, Kreg Square-Drive Bits, Micro Pocket-Hole Plugs Includes: (100) Zinc Pocket-Hole Screws