Diablo 12" 8TPI Steel Demon Carbide Teeth Recip Blades for Thick Metal (10-Pk) Stud Shoes Do I need to purchase

Do I need to purchase fasteners separately for the HDU14-SDS2

and similar light-duty structural applications

What materials can this flat scraper chisel be used to remove

and a cleaner finish at the screw head

MPN: DCU234STN02

Diablo 12" 8TPI Steel Demon Carbide Teeth Recip Blades for Thick Metal (10-Pk) Stud Shoes Do I need to purchaseLength: 12" Tooth Design: Carbide Teeth Teeth Per Inch: 8 Tools: Reciprocating Saw; Cordless Reciprocating Saw Materials: Metal 3 16" to 9 16"; Rebar; Angle Iron; Cast Iron; Steel Tube; Angle, Tubing Pack Quantity: Pack of 10 Diablo's Steel Demon Carbide Teeth Reciprocating Blades for Thick Metal are the first carbide tipped blades designed for extreme metal cutting; including high strength alloys, cast iron, and stainless steel. This high performance