30 Pack M6 X 15mm Flat Head Hex Socket Screws Heavy Duty 304 Stainless Steel 18-8 Grade Fasteners Top Shelf Rock Solid Hella Tough Industrial Hardware Bolts

30 Pack M6 x 15mm Stainless Countersunk Hex Bolts
✔️ M6 x 15mm Flat Head Hex Socket Screws 304 Stainless Steel Bright

These flat head hex socket fasteners bring serious holding power to any hardware job. You can mount flat pack frames, assemble office gear, bolt down media stands, or handle marine and machine building tasks without worrying about loose fittings.

✅ Overall length measures 15mm / 0.59in with a precise 6mm / 0.24in thread diameter
✅ Drive fits standard 4mm Allen wrenches for quick tightening
✅ 304 stainless steel construction resists rust and handles tough environments
✅ Includes a spare black M6 hex driver plus a clear tub for organized storage
✅ Flat countersunk profile sits flush against wood, metal, or composite materials

💡 What makes flat head socket cap bolts the top choice for tight industrial assembly work?

These countersunk fasteners sink level with the material surface so nothing catches or sticks out during daily use.

- The standardized 4mm drive pattern grips deep without stripping hardened threads
- Grade 18-8 austenitic stainless alloys absorb vibration and resist shop floor corrosion
- Bulk thirty-count packaging keeps replacement hex cap screws handy for tool drawers