CRL Complete Set of Plastic Caulking Applicator Tools Butyl Rubber Sealants 04" (1 mm) thick stainless

04" (1 mm) thick stainless steel blade that is tightly fastened to the wood handle and held by an eyelet rivet making them easy to hang for storage

and will withstand joint movement of ± 10% without affecting its water-tightness

It meets or exceeds the following specification standards: Federal Specifications TT-S-001543A Class A (COM-NBS) for silicone building sealants

Construction Sealants Technical Service and Development

CRL Complete Set of Plastic Caulking Applicator Tools Butyl Rubber Sealants 04" (1 mm) thick stainlessUnique Spline Radius Design Cured Sealant Easily Peels Off Tool *A (Aggressive) More Pointed Radius *P (Passive) More Rounded Radius CRL Plastic Caulking Applicator Tools will not scratch or damage glass, painted surfaces, metal, tile, porcelain, polished stone, etc. Lightweight high quality copolymer material is strong yet will flex under pressure, and is easy to clean after use. Sold both individually and as a set of eight different styles to handle