Knew Concepts Jewelers Precision Aluminum Sawframes with Cam Tension & ASD

 Choose from 2 Different Throat Depths:  149.643  3" (75mm) 149.645  5" (125mm)   These are the original versions of the Knew Concept saw frames with the Lever Tension and Swivel Blade Clamps. The original versions have lighter frames than the new Mk IV Heavy Duty versions that have heavier frames for added stiffness. These saw frames, also called fret saws, have two features that make it different from the Knob Tension and Cam Tensions Saw Frames from Knew Concepts:   You can change the direction of the sawblade related to the sawframe (ASD) You can change sawblade clamp knobs from side to side for left or right handed operation   This saw frame from Knew Concepts has sawblade clamps that can swivel 45o right or left relative to the sawframe and handle so you can change the direction of the cutting edge of a sawblade. This Adjustable Sawblade Direction (ASD) feature is activated by releasing a cam lever that frees the sawblade clamps to rotate. The saw