22 Sizes: Each Sizes 20pcs,total 440pcs Standard SAE Allen Socket Head Hex Grub Screw Assortment Kit ,Internal Hex Drive Cup-Point Set Screws with 5pcs Hex Drive Durable material:12.9 Class Ultra Hard and Durable Alloy Steel, providing the good resisitance to corrosion and high temperature good tensile strength, durable. Set Includes: #4-40x1/8"; #4-40x3/16"; #4-40x1/4"; #4-40x5/16"; #6-32x1/8"; #6-32x3/16"; #6-32x1/4"; #6-32x5/16"; #8-32x3/16"; #8-32x1/4"; #8-32x5/16"; #8-32x3/8" ; #10-24x1/4"; #10-24x5/16"; #10-24x3/8"; #10-24x1/2"; #10-32x1/4"; #10-32x5/16"; #10-32x3/8"; #10-32x1/2"; 1/4"-20x5/16"; 1/4"-20x3/8" WIDE APPLICATIONS:Suitable for door handles, faucet, light fixture, knobs, armament repair, plumber and other small repairs around the shop, garage or home. Character: Set includes most common SAE standard sizes so you can easily replace a lost screw;All kinds of headless cup points grub screws are in plastic bags and organized in a plastic box to keep them neat,Easy to install and durable to use 【Specifications】
●Drive Type: Internal Hex Drive
●Head Style: Allen Head
●Size:#4-40,#6-32,#8-32,#10-24,#10-32,1/4"-20
●Material: Black,12.9 Class Alloy Steel
●Standard type: SAE

【Features】
- Designed with 12.9 Class Black Alloy Steel,provides strength and offers good corrosion resistance in many environments.
- Ideal for use in confined areas where the head needs to be flush or below the surface.
- Fixing component, industrial and construction fasteners.
- Used widely in the home and office appliance, communication equipment, ship assembly and other machinery industry.

【Package include】
440pcs 22 Sizes #4-40,#6-32,#8-32,#10-32,#10-24,1/4"-20 Internal Hex Allen Head Socket Set Screw Assortment Kit;Come with the plastic box:

List(Type,Thread x Length,Quantity)：
#4-40x1/8" ---------20PCS
#4-40x3/16" -------20PCS
#4-40x1/4" ---------20PCS
#4-40x5/16" -------20PCS
#6-32x1/8" ---------20PCS
#6-32x3/16" -------20PCS
#6-32x1/4" ---------20PCS
#6-32x5/16"------- 20PCS
#8-32x3/16" -------20PCS
#8-32x1/4" ---------20PCS
#8-32x5/16" -------20PCS
#8-32x3/8" ---------20PCS
#10-32x1/4" -------20PCS
#10-32x5/16" -----20PCS
#10-32x3/8" -------20PCS
#10-32x1/2" -------20PCS
#10-24x1/4" -------20PCS
#10-24x5/16" -----20PCS
#10-24x3/8" -------20PCS
#10-24x1/2" -------20PCS
1/4"-20x5/16" -----20PCS
1/4"-20x3/8" -------20PCS

This set is organized by size in a transparent storage case for quick access and protection.