PRO SERIES Ceiling Grid Punch Pliers, 4x hardened 1/8" Die Tip, Two-way Lock nut PRO SERIES 4x Hardened 1/8" Die Tip - Made in the USA! Lasts 10x Longer and more Durable than standard punch pliers Two-way lock-nut to prevent loosening or tightening with use Compact Head punches both 15/16" and 9/16" Ceiling Grid Blue Textured no-slip grip handles for the professional