8 x 16-inch Superior Power Trowel Combination Blade Blue with bar mount. Each 8 x 16-inch Superior ultra blue steel blade is 30% thicker providing 25% longer life and greater performance with fewer blade changes. The thick and rugged blade last 25% longer and made to precise specifications for extended life and best performance. The 8 x 16 Superior Power Trowel Combination Blade Blue comes in (4 Pack). Fits on Boren, Husqvarna, and Superior machines.