Rock Solid 16 Pcs 304 Stainless Steel Shoulder Bolts With Hex Socket M3x0.5 Thread 4mm Diameter And 30mm Shaft Length For Hydraulic Injection Molding And Industrial Machinery Projects That Are Hella Tough

Heavy Duty 304 Stainless Steel Hex Head Shoulder Bolt Kit
✔️ M3 Thread, 4mm Shoulder Diameter, 30mm Stepped Shaft, 16 Pack

These 304 stainless steel stepped bolts are straight shooters designed for heavy industrial gear. You will find them handy for lining up pins in injection molds, hydraulic cylinders, and automotive assembly setups where smooth rotational freedom matters. Each box drops sixteen fresh units ready to hit the shop floor.

✅ Grade 6.8 hardened alloy featuring solid 304 stainless steel core
✅ M3x0.5 threaded segment offering six millimeters zero point two four inches of reach
✅ Turned shoulder profile spanning four millimeters zero point one six inches diameter and thirty millimeters one point one eight inches length
✅ Hex socket drive head resting three millimeters zero point twelve inches inner diameter with seven millimeters zero point two eight inches outer width
✅ Full sixteen piece kit delivering thirty nine millimeters one point five four inches total standing height

💡 What is a threaded pin shoulder bolt used for?

These stepped hardware components deliver reliable pivot alignment where traditional rods simply wear out fast.

Create exact clearance paths for rotating shafts in heavy industrial linear slide units.

Maintain perfect dimensional stability across multiple machining cycles.

Silver coated 304 steel resists rust when exposed to wet factory environments daily.

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