Product description: All set Screws have a hex socket,Set screws exert pressure at the tip to hold objects in place. The cup has a thin edge that digs into the contact surface for high holding power. Length listed is the overall length. Package include: 360pcs 18 Sizes #2-56,#4-40,#6-32,#8-32,#10-24,1/4"-20,5/16"-18,3/8"-16 Internal Hex Allen Head Socket Set Screw Assortment Kit;Come with the plastic box: List(Type,Thread x Length,Quantity)： Set Screws #2-56x1/8" 20PCS Set Screws #2-56x3/16" 20PCS Set Screws #4-40x3/16" 20PCS Set Screws #4-40x1/4" 20PCS Set Screws #6-32x3/16" 20PCS Set Screws #6-32x1/4" 20PCS Set Screws #8-32x3/16" 20PCS Set Screws #8-32x1/4" 20PCS Set Screws #10-24x1/4" 20PCS Set Screws #10-24x5/16" 20PCS Set Screws #10-32x1/4"(Fine Thread) 20PCS Set Screws 1/4"-20x5/16" 20PCS Set Screws 1/4"-20x3/8" 20PCS Set Screws 1/4"-28x5/16"(Fine Thread) 20PCS Set Screws 5/16"-18x5/16" 20PCS Set Screws 5/16"-18x3/8" 20PCS Set Screws 5/16"-24x5/16"(Fine Thread) 20PCS Set Screws 3/8"-16x3/8" 20PCS Packing contents: HVAZI 360PCS 18 Kinds #2-56 to 3/8"-16 304 Stainless Steel Cup Point Set Screws Assortment kit Packed in a plastic box
