Portable Spark Erosion Machine – EDM Tap Remover for Broken Drill Bits & Screws General Basic Specifications (Applicable to All Models) Rated Input Voltage: AC 220V Electrode Clamping Diameter: 0.8–10 mm Maximum Spindle Stroke: 100 mm Tapping Range: M2–M30 Standard Accessories: One set of water pump and hose, power cord, collet, electrode wire, instruction manual, and 13 copper electrodes General Features Equipped with a spirit level for easy vertical alignment Supports setting machining depth; no need for dedicated supervision Machine head can be adjusted 360° in any direction Suitable for machining blind holes and shallow holes Dual-rail servo feed ensures precise and stable machining Newly upgraded circuit board with built-in intelligent protection, improving machining efficiency by 15% I. Analog Economy Model (No Digital Display) BD-400C Input Power: 400W Current Adjustment Settings: 2 levels Chassis Dimensions: 356×160×280mm Gross Weight: 11.4kg BD-500C Input Power: 500W Current Adjustment Settings: 2 levels Chassis Dimensions: 356×160×280mm Gross Weight: 11.5 kg II. High-End Digital Display Model (with digital display, 5-year warranty) BD-600A Input Power: 600W Current Adjustment Settings: 3 settings Chassis Dimensions: 356×160×280mm Gross Weight: 12.8 kg BD-800A Input Power: 800W Current Adjustment Settings: 2 settings Chassis Dimensions: 356×160×280mm Gross Weight: 13.2kg III. Enhanced Digital Display Model (Larger Chassis, Reinforced Frequency-Controlled 100V Output, 5-Year Warranty) BD-1000A Input Power: 1000W Current Adjustment Settings: 3 settings Chassis Dimensions: 450×200×310mm Gross Weight: 15kg BD-1600A Input Power: 1000W Current Adjustment Settings: 3 settings Chassis Dimensions: 450×200×310mm Gross Weight: 15.4 kg IV. High-Power Model with Enhanced Pointer (Dual Gauges, Multiple Current Settings, 5-Year Warranty) BD-3000A Input Power: 3000W Current Adjustment Settings: 6 settings Additional Features: Enhanced control, capable of machining deep-hole drill bits Chassis Dimensions: 445×305×360 mm Gross Weight: 21.2 kg