Description:

Size - 12mm Square head, 0.51" (13mm) Hole Diameter, 4.92" (125mm) Total Length.. Carbon Steel - Forged with carbon steel is good toughness and wear-resistant.. Durable - High-frequency hardened and Black oxidized treatment with high hardness and corrosion-resistant.. T Handle - The top of the handle has a 13mm hole that can be used with rods less than 13mm in diameter to be T handle for added torque.. Widely Used - For CNC Router Engraving Milling Machine Lathe Chucks..