Jet Tools Metalworking J-A5816 15 Variable Speed Floor Model Drill Press 115/230V 1 Ph 354550 Uses a variable speed motor with stepped pulley system and comes equipped with a continuously variable transmission Enables use at a wide range of speeds as well as the ability to change speeds during operation Scale marked hand wheel matches the desired machine speed mounted to reduction gearing system for precise operator control Adjusts the gearing ratio between the motor's fixes pulley and the output shaft's variable pulley; changing the speed of the chuck Tensioner pulley is implemented in the belt transmission to take up or release slack in the belt as the speed changes Speeds from 400 to 5000 RPM Handwheel adjustment sets the speeds Large 2-1/4" quill allows greater accuracy 3" column diameter for maximum head support Full bearing support on quill for maximum spindle stiffness 6" Stroke for deep hole application Accurate depth stop for precise hole depths 1/2" drill chuck & arbor Safety collar Specifications Style (Type)    Variable Drills to Center of Circle (in)    15 Drilling Capacity Cast Iron (In.)    5/8 Drilling Capacity Mild Steel (In.)    1/2 Distance Column to Spindle (In.)    7-1/2 Number of Spindle Speeds    Variable Range of Spindle Speeds (RPM)    400 - 5;000 Column Diameter (In.)    3 Spindle Taper (In. x TPI)    MT-2 Spindle Travel (In.)    6 Spindle Distance to Base (In.)    44-1/2 Spindle Distance to Table (Max.) (In.)    25-3/4 Table Size (L x W) (In.)    15 x 18 Table Travel (In.)    16-3/4 T-Slots Number and Size (In.)    2 & 1/2 T-Slot Centers (In.)    5-5/16 Work Table Weight Capacity (Lbs.)    90 Base Dimensions (In.)    20-7/16 x 14-3/16 Base Work Table (In.)    12-1/8 x 11-13/16 Base Slots Number & Size (In.)    2 & 1/2 Motor (HP)    1 HP; 115/230V; 1Ph Prewired (V.)    115 Overall Dimensions (L x W x H) (In.)    30 x 20 x 71 Weight (Lbs.)    426" Jet Metalworking J-A5816 Variable Speed Floor Model Drill Press 115/230V 1 Ph 354550