Metric Male Thread Knurled Clamping Knobs Grip Thumb Screw on Type Hand Clamping Handle BoltProduct Details1.Tightly -in plated carbon steel metal insert ensures optimal durability and functionality, easy to install. Great for saw, drill press, lathe and routing jigs, packaging machinery, printing equipment, woodworking machinery and equipment.2.Safe and secure knurled thumb screws for the ultimate in adjusting and tightening control. The screws are neat and clear, the force is even, and it is not easy to slip.3.Standard Thread Size: M6 (1mm Pitch); Thread Length: 20mm / 0.79"; Knurled Head Diameter: 21mm / 0.83"; Total Height: 33mm / 1.3"4.Hand bolts with thermoset plastic knobs provide comfortable hand grip. The clamping knob is tight, sturdy and durable, with a smooth and beautiful surface.5.
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