| Business | Phone |
| Abc Knife Grinding Corp 2954 Fulton St, Brooklyn 11207 | (718) 647-8333 |
| Solomon Appliance 1701 86th St, Brooklyn 11214 | (718) 236-5065 |
| John's Sharpening Svc 6301 10th Ave, Brooklyn 11219 | (718) 680-4492 |
| Third Avenue Grinding Shop Inc 4116 3rd Ave, Brooklyn 11232 | (718) 768-5546 |