MonsterBolts - M4 x 15mm Socket Head Screws, DIN 912, Alloy Steel, Black Oxide, 50 Pack
M4) Metric Thread Dimensions and Pitch (2023)
terminology - What do the numbers in screw sizes M3, M4 etc. mean? - Home Improvement Stack Exchange
M4 x 8mm Slotted Countersunk Screw DIN 963 A4 Stainless Steel | Vital Parts
M4-0.7 x 10mm,12mm,16mm,20mm,25mm,30mm Pan Head Phillips Machine Screws,18-8 Stainless Steel Bolts Nuts Washers Screws Assortment Set (M4 Pan Head Phillips Screws) : Amazon.in: Industrial & Scientific
Diall M4 Pozidriv Countersunk Zinc-plated Carbon steel Machine screw & nut (Dia)4mm (L)12mm, Pack of 20 | DIY at B&Q
5mm (M4) x 40mm Socket Shoulder Screw, Grade 12.9 Self Colour ISO 7379 (BS4168)
Thread Chart (Metric) | Major and Minor Diameters
measuring - Does the outer diameter of 4.78 indicate an M4 or an M5 bolt? - Home Improvement Stack Exchange
M4 x 40mm Pozi Pan Head Machine Screw DIN 7985Z A4 Stainless Steel | Vital Parts
M4 x 12mm Thumb Screw with T Nut Plastic Screws Metric Thread 10 Pcs