MP723062-A-5 Features: -4" 14 tpi Bi-metal blade for longer life.-5 Pack.-For cutting metal under 1/8"4" 14 tpi bi-metal reciprocating saw blade for cutting metal under 1/8". 5 Pack..-4" 14 tpi Bi-metal Reciprocating Saw Blade - 5 Pack. Warranty: -1 yr warranty on material and workmanship.