8 plastic blades for removing materials from delicate, fragile and scratch prone surfaces, for use with hand tools; kits comprising tools for removing materials from delicate, fragile and scratch prone surfaces, namely, hand operated blade holder, mechanically operated blade sharpener, anti-static vacuum bag, blade sharpening discs for use in a mechanically operated blade sharpener, manual blade handle, plastic blades, blade locks, and connecting hoses, all sold and distributed in a plastic case