These Starrett Bi-Metal Reciprocating Blades have the following specification:
ID: B424-5
Application: 3X POWER - Metal
Application Material Thickness: 4-10mm (5/32-3/8in)
Dimensions: 100 x 19 x 0.90mm (4 x 3/4 x 0.035in)
TPI: 24
Blade Shape: Straight
Pack: Plastic Tube
Pack Quantity: 5
Starrett 3X POWER Bi-Metal reciprocating blade technology provides up to three times the life and increased cutting rates compared to our previous line, setting a new level for performance and value on the market. The metal cutting range comes in a straight blade format, designed for harder cuts when the tip may need to be forced. Ideal for using in cordless saw machines, it will power through metal sheet and sections.