Hub, 6 Hole for 2 Pc Slitter Knife Hub, 6 Hole for 2 Pc Slitter Knife is an OEM-compatible replacement component used with Tiromat equipment. It is identified by Tiromat part number VPM700A146 and Packers Supply number TIR-423. Log in for pricing OEM: Tiromat Stock Status: In Stock OEM Number: VPM700A146 Add to Quote