Thumb Screw Sizes
Small stainless steel knurled thumb screws can be as short as 4mm or less from the shoulder to the end of the threading, while long copper thumb screw commonly extend to around 25-30mm (1 inch) and beyond. It is unusual to find very long thumb screws for most day-to-day fastening jobs.
Size:M1-M20,According to the drawing provided by the customer.
Standard:ISO,GB,DIN,BS,ANSI,JIS,Nonstandard.
Grade:4.8/ 6.8/ 8.8/ 10.9/ 12.9
Available Material:All carbon steel,Stainless steel 201/301/304, alloy steel,copper,etc.
Surface Treatment:Nickel,trivalent zinc,silver plating,etc.
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