Ceramic Blades ( 10 times more durable than metal rasp

and is safe for grass

The universal 18mm size is compatible with most 18mm handles

Increased thrust force with the powerful twin-thrust dispensing system

3 unbreakable acrylic shock-proof vials

Simpson Strong-Tie General-Purpose Tool Combination Ceramic Blades ( 10 timesThe PT 27 is a semi automatic and fast cycling fastening tool that is engineered for continuous use, high reliability and low maintenance. This versatile tool fires a variety of fastener types and lengths. Applications Wood Residential Construction Fastening to Structural Steel Direct Fastening Cold Formed Steel Drywall Track Mechanical Electrical Plumbing Concrete Ceiling Wire Fastening Specifications Fastener Length: 1 2" 2 1 2" (3" washered)