Tough As Nails Heavy Duty M4 By 10Mm Stainless Steel Hex Socket Grub Screws Spring Loaded Ball Point Tips Rock Solid Zero Play Locking Industrial Hardware Kit 20 Pieces

M4 Hex Grub Screws With Ball Ends And Springs For Part Locking
✔️ 20 PCS M4x10mm SUS304 SS Ball Point Grub Screws For Fixtures

You get twenty heavy duty M4 grub screws with built-in springs and polished ball tips. These stiff stainless steel set screws hold their ground on CNC machines, jig plates, and fixture bases. You install them to clamp work pieces down solid so your setup never drifts during the shift.

✅ SUS304 stainless steel shell handles corrosion and daily wear ✅ M4 x 10 mm threads (0.15 in x 0.39 in) bite clean into blind holes ✅ 2 mm hex driver slot (0.07 in) prevents cam out under torque ✅ 2.5 mm spherical tip (0.09 in) glides smoothly to protect mating faces ✅ 10.8 mm overall depth (0.42 in) fits standard housing recesses

💡 What makes spring loaded ball plunger set screws better than standard hex head options? These handy hex drive fasteners slide right into tapped holes and grab your parts firmly. - The coiled spring takes up play along the screw axis during operation - Polished alloy construction withstands shop fluids without pitting - Straight thread pitch mates perfectly with common metric tap sizes - Rolled face balls glide against guides to prevent surface marring

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