Check the listing for details. Wolff Twice As Sharp Tune Up Kit Maintain Shear & Scissor Sharpening Machine. Condition: New. Listed at 189.13 USD. Wolff Industries Twice as Sharp Tune Up Kit Wolff Industries Tune Up Kit for Twice as Sharp Scissor Sharpening Machines. Replacement Parts include finger guards, eyeshields, Standard Shear Clamp, Standard Sharpening Wheel, Industrial Honing Wheel, diamond T Bar wheel dresser, and gray dressing brick. Keep your TAS running right! The Wolff® Twice As Sharp® Tune Up Kit is the perfect gift for the professional and industrial Scissor and Shear sharpeners. Wolff has been manufacturing machines and accessories for Professional Scissor Sharpeners for decades. They have personally trained thousands of professional sharpeners from all over the world. They truly understand the needs of scissor and shear sharpeners in all industries.