Industrial Grade Stainless Steel Shoulder Bolt Set 16 Pack 4mm Shoulder Diameter 40mm Shoulder Length M3 Thread Hex Socket Bolts For Injection Molding Machinery Textile Hydraulic Construction Automotive Shipbuilding And Heavy Equipment

304 Stainless Hex Socket Shoulder Bolt Set, 16 Pack
✔️ M3x0.5 thread; 4x40mm shoulder (0.16x1.57in); 304 SS, hex socket

These 304 stainless steel shoulder bolts are designed for high-strength, corrosion-resistant fastening in injection molding equipment and other heavy-duty industrial setups. They’re commonly used across textile, hydraulic, construction, automotive, shipbuilding, and machinery sectors.

✅ Thread size: M3x0.5; thread length: 6mm
✅ Shoulder: 4x40mm (D x L); Head: 3x7mm; Total height: 49mm
✅ Material: 304 stainless steel; corrosion resistant
✅ Drive: Hex socket; Pack: 16 pieces

💡 What is a pillow block bearing used for? This handy component helps support rotating shafts and maintain alignment in equipment.
- Supports shafts in conveyors and automation lines
- Reduces wear and vibration with proper mounting
- Works with sealed ball bearings or ceramic variants for tough environments and linear slide units