HB / Extra Heavy Duty Blade
	HB-5B
	5 extra heavy-duty blades in a plastic case. Blister packed.

	HB / Extra Heavy Duty Blade
	HB-20
	20 extra heavy-duty blades in a plastic case.

	HBB / Extra Heavy Duty Blade
	HBB-5B
	5 ultra sharp extra heavy-duty blades in a plastic case. Blister packed.