Socket Head Bolt Size Chart

Us bolt head wrench size.

Socket head bolt size chart.

It is important to remember that usually hexagon socket head cap screws are not available in sizes larger than m36 or smaller than m3. About brands products services industries resources contact shop online. There are a few suppliers that might stock these items but if you are looking for those specific sizes it ll be best to get in contact directly with the supplier. Print this page.

This chart contains information on number metric and fractional number socket head cap screws along with tap drill information. The grip gaging length is the distance measured parallel to the axis of the screw from the bearing surface of the head to the first complete full form thread under the head see table 1b. Use the mudge fasteners bolt head size chart to determine the head size and wrench or socket size required for any hex bolt or lag screw you use. Hex bolt lag bolt square bolt heavy hex bolt 6.

Griping gaging length lg. The positioning of holes on opposite sides of the socket should be such that the hole alignment check plug will pass completely through the head without any deflection. If all else fails you may want to use our drill size conversion table or our tap drill size calculator the information available from our sources is usually sufficient for all computer related drill or screw requirements world wide. The thread length on socket head cap screws shall be as defined by table 1b and notes thereto.

5 16 1 4 7 16 or 3 8 5 16 1 2.