316 Stainless Steel Heavy Hex Nuts

• Heavy Hex Finish Nuts are Stronger and Thicker than Regular Finish Hex Nuts.
• A Heavy Hex Nut is Somtimes used on a Outboard - Inboard Motor Propeller Shaft and are Paired with a Heavy Hex Jam Nut. This Combination is Used to Secure the Boat Propeller on The Shaft. This HEAVY Hex and HEAVY Jam Combination is the Staple of the Marine Propulsion Industry.
• Heavy Thick Nuts are Also Used on Hex Bolts and Carriage Bolts Where a Heavier Finish Hex Nut is needed for Strength.
• Made From Marine Grade 316 Stainless Steel.