Ivy Classic R956P 9" 6T Bi-Met Recip Saw Blade Catalog Home & Garden Supplies Ivy Classic R956P 9" 6T Bi-Met Recip Saw Blade Description Cobalt Bi-Metal blades with 8% cobalt matrix III alloy-steel cutting edge. Teeth with Rockwell Hardness of 65-67 HRC. Cutting edge electron welded to a flexible, alloy-steel back. Rates Please contact us for current pricing and availability. Request Availability