4pcs Oscillating Saw Blade Set

1pc Plunge Cut Blade, Width: 20mm (3/4″), 65Mn material, total length 90mm;
1pc Plunge Cut Blade, Width: 32mm (1-1/4″), HSS BI-METAL (M42+D6A), total length 90mm;
1pc scraper blade, width: 52mm (2″), 65Mn material, total length 90mm;
1pc segment saw blade, diameter: 87.5mm / 3-7/16″, 65Mn material;
With heat treatment
Black painting surface
Universal compatible quick release hole type