Heavy Duty Reverse Thread Screws 3 Pack Left Hand Allen Hex Bolts Stainless Steel 6Mm 7Mm 8Mm Black Oxide Coated For 110V Cutters Built Tough To Nail The Job

Heavy Duty Reverse Thread Hex Bolts Set For Cutters
✔️ 3 pack includes M6 M7 M8 left hand allen bolts 23mm 21mm 21.5mm

This 3 pack replacement set features left hand reverse thread hex bolts designed specifically for 110 and 4100NB marble cutter models. These steel fasteners swap out worn drive pieces quickly while resisting rust thanks to their black oxide finish. They drop right into standard spindle adapters to keep your saw spinning steady during masonry jobs.

✅ Steel core with deep left hand threading for solid grip
✅ Black oxide coating blocks moisture and road grime
✅ Metric sizes run 6mm 0.24inch through 8mm 0.31inch diameter
✅ Shank lengths measure 23mm 0.90inch 21mm 0.83inch and 21.5mm 0.85inch
✅ Fits DCA FF-110 and NH frame cutting machines
✅ Keep away from kids to prevent accidental swallowing

💡 Why do professionals switch to left hand hex bolts for concrete saw upgrades?

Reverse thread geometry locks tighter when the motor spins forward.

- Treated steel shafts hold firm against torque spikes during slab slicing

- Hot dipped black oxide shields against coolant damage offering a handy guard against daily grit

- Precise M6 0.24inch M7 0.28inch and M8 0.31inch profiles align straight with standard spindle flats without extra adapters✝️