four slots for secure mounting to machine table. Base and bed are parallel to 0., 001. KING TOYO 3 Drill Press Vise, Health & Nutrition, Health Monitors & Weighing Scales on Carousell Body and slide are made of selected fine grain cast iron. Hardened v-groove jaws hold round shapes in either a vertical or a horizontal position. 3 Drill press Vise Heavy-Duty Precision Clamping for Metalworking (DDP HHIP Pro-Series low profile 3 inch drill press vise is low profile clearance provides increased working room on machine table. Hardened v-groove jaws hold round shapes in either a vertical or a horizontal position Jaws and parts are interchangeable with wilton's four slots for a secure mount to the machine table. Base and bed are parallel to 0., 001., jaw opening is 3. Low profile clearance provides increased working room on machine table Wilton Interchangeable Vise Pro-Series Low Profile 3" Drill Press Vise Drill Vice Slip handle allows for easy turning and added leverage