Unslotted External Hex Head Machine Screw Zinc Plated Assortment in Metal Tray (600-Pieces)

Hex head machine screws have 6 flat sides and a flat bearing surface. Machine screws are used with nuts or screwed directly into a tapped hole to fasten components together. Length of hex head machine screws are measured from underneath the head to the point of the screw.|Kit contains the following 600-pieces of external hex head machine screws zinc plated (25-pieces of each): 6-32 x 1/2, 6-32 x 3/4, 6-32 x 1, 8-32 x 1/2, 8-32 x 3/4, 8-32 x 1, 8-32 x 1 1/4, 8-32 x 1 1/2, 10-32 x 3/4, 10-32 x 1, 10-32 x 1 1/4, 10-32 x 1 1/2, 10-32 x 2, 10-24 x 3/4, 10-24 x 1, 10-24 x 1 1/4, 10-24 x 1 1/2, 10-24 x 2, 1/4-20 x 3/4, 1/4-20 x 1, 1/4-20 x 1 1/4, 1/4-20 x 1 1/2, 1/4-20 x 2, 1/4-20 x 3|Use appropriate hex driver size for installation as follows: #6 diameter use 1/4 in. #8 diameter use 1/4 in. #10 diameter use 5/16 in., 1/4 in. Dia use 3/8 in.|Material: steel zinc plated|18 in. W x 12 in. D metal tray for easy storage