sentence: We see a man using an electric sander to sharpen a variety of things. sentence:  He uses a caliper and ruler on a item. sentence:  We see him sharpening more things and beveling a tool. sentence:  The man adjust some screws and moves an arm. sentence:  We see the item comes with a 7 year warranty. sentence:  The man adds an oil to the item, and we see the packaging. sentence:  We see the ending credits for the video.