EUBEST Heavy duty ID Card Badge Lanyard Slot Punch Plier Tool with Cosmos Fastening Strap Heavy Duty - Spring Design Adds Extra Strength for clean punches. Visible Knife edge allows for checking the position of the card before punching. Hand Held Steel Badge Slot Punching Tool for ID card and credentials Slot Size (L x W): Approx 15 x 4 mm Puncher Size (L x W): Approx 13.7 x 7 cm