This Light / Medium duty all-metal tabletop slot punch with adjustable guides, allows you to create a high volume of professional-grade, slotted badges or ID cards. The slot punch, mounted on sturdy feet with an easy to grip handle, has an adjustable centering guide for greater accuracy. With adjustable centering, depth and bottom guides, you’ll get perfect slot punches every time. Slots made using this slot punch with adjustable guides are sized 9/16" x 1/8" (14 x 3 mm).