The MARSHALLTOWN DuraSoft I Taping Knives feature a tempered premium stainless steel blade with an aluminum backing plate. The stainless steel blade flexes just right for feathering but won’t take a set. The resilient DuraSoft handle comes on both styles to provide a soft feel that reduces fatigue and offers excellent durability. Blade lengths range from 6 - 20 inches with a 3 inch width Made in the USA with Global Materials Premium tempered stainless steel blade with aluminium backing plate Tempered blade flexes just right for feathering but wont take set Resilient Durasoft handle provides a soft feel, reduces fatigue and offers excellent durability