Angle V-block & clamp. Can be used on base, end, and flat on either sides. With adjustable side screw to prevent tilting when drilling, grinding or milling. MADE OF HARDENED STEEL, TOP QUALITY HARDNESS: HRC58 TO 60 length: 3-1/2" width: 1-7/8" height: 1-7/8" holding capacity: 1-5/16" ACCURACY: 0.0003" HARDENED AND PRECISION GROUND UPC Does not apply Brand tyllq MPN TL23617