This knife sharpening stone is ideal for sharpening scissors, knives & other small tools. It comes packed in a sturdy plastic holder with non-slip grips. Approximate Size: Length: 11cm Width: 4cm Height: 2cm. This sharpening stone is ideal for sharpening scissors and other small tools. It comes packed in a sturdy plastic holder with non-slip grips. Approximate Size: L11 x W4 x D2cm. Dimensions: Length: 11cm Width: 4cm Height: 2cm. With a dedicated Customer Service Team committed to providing peace of mind from our door to yours.