This reversible chisel is 5/16 inch (8 mm) thick and 4 inches (100 mm) wide. It has 1 3/4 inch (45 mm) bolt hole spacing to fit light and medium duty field cultivators. This tool is used mostly for primary tillage in the fall or early spring.

This reversible chisel is 5/16 inch (8 mm) thick and 4 inches (100 mm) wide. It has 2 1/4 to 2 1/2 inch (57 to 63 mm) bolt hole spacing. This tool is used mostly for primary tillage in the fall or early spring.

This reversible spike is 2 inches (50 mm) wide, 3/4 inch (19 mm) thick and 14 inches (355 mm) long. It has 1 3/4 to 2 1/4 inch (45 to 57 mm) bolt hole spacing. This spike is shorter than our other two reversible spikes and is designed for the light to med

This reversible spike is 2 inches (50 mm) wide, 3/4 inch (19 mm) thick and 17 inches (425 mm) long. It has 2 1/4 inch (57 mm) bolt hole spacing. This spike is flat through the bolt hole section, it is designed specifically to fit the Bourgault chisel plow

This reversible spike is 2 inches (50 mm) wide, 3/4 inch (19 mm) thick and 14 inches (355 mm) long. It has 2 1/4 to 2 1/2 inch (57 to 63 mm) bolt hole spacing. This spike is curved at the bolt hole section and can be used on any chisel plow shank except t