Fein Supercut ) 𝗤𝗨𝗔𝗟𝗜𝗧𝗬 𝗔𝗡𝗗 𝗗𝗨𝗥𝗔𝗕𝗟𝗘 - Our oscillating tool blades are made of high carbon steel and alloy steel by high temperature quenching ...