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OK-Vise® Knife Edge Grip Jaw Clamp

These clamps have a knife edge grip jaw with serrated teeth. The knife edge penetrates into softer materials to prevent part movement. They are available with one grip jaw and one smooth jaw or a grip jaw on both sides.

Click the Part Number in below chart
for Price and Stock Check.

Part NumberMinOptimumMaxMinOptimumMaxBCDESocket Head Screw DIN 912Clamping Force of Jaws kN (lbs)Tightening Torque Nm (ft/lbs)Weight in g (lbs) approx.Hardness of Jaws HRC XHardness of Jaws HRC Y
30323416.317.418.52915212.5M8 X 2022 (4,975)43 (31.7)64 (0.14)38-4248-52
46.649.953.325.527.228.94122304M12 X 3055 (12,364)145 (107)212 (0.41)38-4248-52
1.831.962. X 1 1/4"55 (12,364)145 (107)212 (0.41)38-4248-52