and its jaws open into lock position when placed within a hollow surface

They can carry twice the weight of a standard wing anchor but only require a ½ inch hole

When you need a wide selection where you can identify just the fastener that you need

Thickness:

50 x 170 Socket Cap Screw 12

1/2-13 x 3 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (50) 5/8-11 Socket Cap Screws 316 Stainless Steel and its jaws open into1 2 13 x 3 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (50) . L9 High Tensile Strength Hex Cap Screws are designed for use in high stress, severe service environments. The highest mechanical strength off the shelf fastening system available, its special features control torque tension characteristics to develop high clamp loads when using properly controlled tightening methods. Brighton Best manufactures L9 bolting from AISI alloy steels. L9