Wilton 1560 Green 6 Standard Duty Combination Vise with Swivel Base. Steel Jaw, Large Anvil Work Surface, Fully Enclosed Spindle and Nut, Powder Coated Safety Color Conforms to OSHA standard for Physical Hazards; Regulation #1910.144. Number of Lock Down Bolts. 1/4 in to 3-1/2 in. 5-1/8 in to 7 in.