Features They are made of stainless steel 304, the surface of which is treated by deactivation, i. H. these thumbscrews are not susceptible to corrosion, rust, or oxidation They have a special wing design that allows you to tighten with your bare hands instead of a screwdriver, making tightening a breeze mainly used in the display industry, white goods, brown goods, telecommunication and data communication, automotive industry as devices that require isolation, frequent disassembly and maintenance Also serves as a backup for the ones that came with your drum kit. Adjust your drum perfectly where there are thumbscrews to adjust the tom mounts and other parts of the kit High quality, clean and beautiful surface and it threads smoothly. A good substitute for a set screw on a mini clamp so you don't have to use a screwdriver in the heat of a photo shoot Description: These wing bolts are made of 304 stainless steel with surface treatment by deactivation. They are designed to be operated tautly with bare hands instead of using a screwdriver, which are mainly used in the display industry, white goods, brown goods, telecom and datacom, and automotive industries as devices that require both insulation as well as requiring frequent disassembly maintenance. The head is shaped like a butterfly, which increases the printing surface and makes hand erecting an easy job. This is definitely a top choice for you if you want your screw to be a breeze! Specification: Material: 304 stainless steel Color: As shown in the pictures Surface treatment: passivation Head shape: wing Type: DIN316 Thread Spec: M6 Thread tolerance: 6g Thread length: 10mm/0.39", 12mm/0.47", 16mm/0.63", 20mm/0.79", 25mm/0.98", 30mm/1.18", 35mm/1.38". ", 40mm/1.57" (optional) Quantity: 5pcs/bag Package included: 1x bag of 5pcs wing bolts Package List