These are partially threaded hex cap screws with all dimensions conforming to DIN 931

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0 x 240 Hex Cap Screw 8

#2 drill point for quick penetration of metal up to 0

1 1/4-7 x 9 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (6) 1/4-28 Grade 8 Hex Cap Screws Yellow Zinc Plated - Domestic USA These are partially threaded hex1 1 4 7 x 9 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (6) . 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