Key, 3x6 mm 

In your instruction manual, this part appears on the parts list as:

Item No	Models
150	Micro-Mark 84631 MicroLux Mini Lathe - 7x16
159	LittleMachineShop.com 4100 HiTorque Mini Lathe - 7x12 LittleMachineShop.com 4200 HiTorque Mini Lathe - 7x12 LittleMachineShop.com 5100 HiTorque Mini Lathe - 7x16 LittleMachineshop.com 5200 HiTorque Mini Lathe - 7x16 Various SC2-US SIEG Mini Lathe LittleMachineShop.com 7300 HiTorque Mini Lathe - 7x16 LittleMachineShop.com 7350 HiTorque Mini Lathe - 7x16
260	LittleMachineShop.com 3536 HiTorque Bench Lathe - 8.5x16 LittleMachineShop.com 3540 HiTorque Bench Lathe - 8.5x20 LittleMachineShop.com 3595 HiTorque Bench Lathe - 8.5x20 Various SC4-US SIEG Bench Lathe Travers Tools OT218410 OTMT Bench Lathe - 8.5x16 LittleMachineShop.com 7550 HiTorque Bench Lathe - 8.5x20 LittleMachineShop.com 7500 HiTorque Bench Lathe - 8.5x20
322	Enco 110-0803 Enco Mini Lathe - 7x10 Harbor Freight 93212 Central Machinery Mini Lathe - 7x10 Harbor Freight 33684 Central Machinery Mini Lathe - 7x10 MSC 0192857 Enco Mini Lathe - 7x10 BusyBee CX704 Craftex Mini Lathe - 7x12 Grizzly G8688 Grizzly Mini Lathe - 7x12 Harbor Freight 93799 Central Machinery Mini Lathe - 7x12 Homier 03911 Speedway Mini Lathe - 7x12 Micro-Mark 82500 MicroLux Mini Lathe - 7x12 Northern Tool 49656 KLUTCH Mini Lathe - 7x12 Cummins 5278 Cummins Mini Lathe - 7x12 Tormach 30689 Tormach Lathe, Duality CNC Various C2-US SIEG Mini Lathe WEN 3455 WEN Mini Lathe - 7x12 Princess Auto 8507659 Powerfist Mini Lathe - 7x12 Travers Tools OT222300 OTMT Mini Lathe - 7x12 Eastwood 32497 Mini Lathe - 7x12 LittleMachineShop.com 1012 LittleMachineShop.com Mini Lathe - 7x12 LittleMachineShop.com 1014 LittleMachineShop.com Mini Lathe - 7x14 LittleMachineShop.com 4959 SIEG Mini Lathe - 7x14 (C3) Micro-Mark 82710 MicroLux Mini Lathe - 7x14 Various C3-US SIEG Mini Lathe - 7x14
70	LittleMachineShop.com 7450 HiTorque Mini Lathe - 7x16

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