Standard Pack = 1 piece(s). Unified Shank® Jig Saw BladesStarrett s exclusive and patented design Unified Shank® has literally changed the shape of one of the Jig Saw Blades. Now one Shank fits both universal and Bosch Shank jig Saws. This coupled with Starrett s Bi-Metal Unique H.S.S. blade process makes them the both versatile and Long lasting blades. Sold in 5 Packs. 20 packs available call for pricing.