Lot of 50 BoltsM10 x 1.25 30mm Flat Head Allen BoltThis means the bolt is a 10 mm bolt, thread pitch is 1.25 (threads per inch) and its length of thread is 30mm.
Lot of 10 BoltsM10 x 1.25 30mm Flat Head Allen BoltThis means the bolt is a 10 mm bolt, thread pitch is 1.25 (threads per inch) and its length of thread is 30mm.