The weight will always be 200g. Steel UNC thread socket head cap set screws. for hex keys. assorted thicknesses and lengths. mostly self colour.
Kozelo 4pcs Socket Head Cap Screws - [M5-0.8 x 120mm] 304 Stainless Steel Allen Socket Drive for Electrical Motor 3D Printing Fan Engine Replacement Use, Silver
PATIKIL 50 Pcs M3 x 10 mm Hex Socket Head Cap Screws Bolts, 12.9 Grade Carbon Steel Socket Drive Screws, Black Oxide, Full Threads
PATIKIL 10 Pcs M6 x 30 mm Hex Socket Head Cap Screws Bolts, 12.9 Grade Carbon Steel Socket Drive Screws, Black Oxide, Full Threads
Kozelo 30pcs Socket Head Cap Screws - [M4-0.7 x 28mm] 304 Stainless Steel Allen Socket Drive for Electrical Motor 3D Printing Fan Engine Replacement Use, Silver
PATIKIL 100 Pcs M4 x 8 mm Hex Socket Head Cap Screws Bolts, 12.9 Grade Carbon Steel Socket Drive Screws, Black Oxide, Full Threads
PATIKIL 50 Pcs M3 x 12 mm Hex Socket Head Cap Screws Bolts, 12.9 Grade Carbon Steel Socket Drive Screws, Black Oxide, Full Threads