Bosch RRD6V 5-Piece 6 In. 10/14 V TPI Special for Rescue and Demolition Reciprocating Saw Blade Patented fluorescent coating glows for high visibility in extreme conditions 10-14 TPI variable tooth pitch designed for all-purpose cutting in metal, plastic and wood Thicker and wider blade designed for maximum durability in rescue and demolition applications 5 degree tilt angle for faster cuts, longer life and overall improved performance 5 piece pack