1/2"-13 HSS Left Hand Round Adjustable Die | 1" OD | Uncoated (Bright) | DWTH1-1213LH MS51971-1 these machine screws are a

these machine screws are a reliable choice for professional installations and DIY projects alike

Size: 70 mm inner diameter by 2 mm cross-section

Applications: Ideal for frame assembly

These 1/4-20 x 1" socket set screws are manufactured from Alloy Steel with a thermal black oxide finish

and machinery installations where precise spacing is required

1/2"-13 HSS Left Hand Round Adjustable Die | 1" OD | Uncoated (Bright) | DWTH1-1213LH MS51971-1 these machine screws are aSpecs Thread size: 1 2 inch 13 Outer diameter: 1 inch Material: High Speed Steel (HSS) Finish: Uncoated (Bright) Type: Left hand round adjustable die Quantity: 1 piece Features Two face chamfer design: one side with a 2 to 3 thread chamfer for starting and cutting threads; the opposite side with a 1 to 1 1 2 thread chamfer for threading closer to a shoulder Fine pitch adjustment screw controls die opening to enforce precise thread depth and chase