Feature●Number of Pieces: 17●PACKAGE INCLUDED: 3 distinct types of Brushes, Driver Handle, flexible and rigid Extensions, and 400 assorted, low-lint, flexible, industrial-grade swabs in a custom blow-molded case.●New Helix-Style Brushes, Two-Stage Brushes and Bore Brushes 3", 4" and 6" brushes, Ideal for many automotive and industrial uses.Description 1 Sets of 8090S Diesel Injector-Seat Brush Master Cleaning Kit Premium Stainless Steel