With the Dewalt DT2452-QZ reciprocating saw blade, you cut through thick insulation materials quickly and cleanly. Its generous 400 mm length allows you to slice smoothly through thick insulation batts, mineral wool, glass wool, and rock wool in a single pass, making it ideal for roofing, attic, and partition wall projects. The 6 tpi tooth design ensures a controlled and precise cut without tearing fibers or generating excess dust. Featuring a universal shank, this blade fits standard corded and cordless reciprocating saws for maximum flexibility on the job.