Product Overview
The Machinist Calc Pro 2 4088 Machining Calculator with Materials is an advanced machining math calculator designed for machinists, setters, tool and die makers, supervisors, shop owners, and manufacturing professionals. Built for fast shop-floor and office calculations, it combines material selection, tool settings, depth of cut, width of cut, speeds and feeds, drill and thread chart lookups, right-triangle math, bolt-circle layouts, and 3-wire measurement calculations in a rugged handheld calculator.
Product Information
| Product Type | Machining Calculator |
| Brand | Calculated Industries |
| Model | 4088 |
| Calculator Type | Advanced machining math calculator with materials and tool settings |
| Primary Users | Machinists, setters, tool and die makers, supervisors, shop owners, CNC operators, and manufacturing professionals |
| Use Case | Speeds and feeds, milling, turning, drilling, boring, drill sizes, thread sizes, bolt patterns, right-triangle math, and shop calculations |
Machining Functions
| Speeds & Feeds | Calculates cutting speed, spindle speed, feed rate, cutting feed, feed per tooth, number of teeth, and radial chip thinning adjustment factor. |
| Machining Processes | Supports face milling, end milling, slot milling, turning, boring, and drilling calculations. |
| Material Function | Choose from 20 popular materials for machining calculations and speeds-and-feeds workflows. |
| Tool Settings | Works with high-speed, carbide, and high-performance tool settings. |
| Dedicated Machining Keys | Enter or calculate SFM, IPT, IPM, IPR, number of teeth, depth of cut, width of cut, and length of cut. |
| Drill & Thread Tables | Built-in drill and thread size tables help save time and reduce chart lookups. |
| Thread Size Lookup | Enter numeric, fractional, or metric thread sizes to display tap, roll tap, close fit, free fit, pitch, major diameter, and minor diameter values. |
| Drill Size Lookup | Enter numeric, letter, fractional, or metric drill sizes and scroll through available drill sizes. |
| Drill Point Depth | Enter cutting angle and drill size to calculate drill point cut depth. |
| Bolt Pattern Layouts | Enter start angle, number of bolts, diameter, and optional X/Y offset to calculate X/Y coordinates and center-to-center spacing. |
| 3-Wire Measurement | Enter wire size and 3-wire measurement to calculate pitch diameter, or use calculated best wire size. |
Key Features
| Built-In Materials | Includes material selections to support more accurate machining calculations and setup decisions. |
| ANSI/ASME References | Drill and thread tables support ANSI/ASME B1.1-2003 and ANSI/ASME B1.13M-2005 reference data. |
| Thread Classification Tables | Includes U.S. internal and external thread classes plus metric internal and external classifications. |
| U.S. & Metric Units | Supports decimal inches, mils, feet-inch-fractions, meters, millimeters, centimeters, area, volume, and weight conversions. |
| Right Triangle Math | Enter or calculate angle, hypotenuse, opposite side length, and adjacent side length. |
| Trig Functions | Includes sine, cosine, tangent, arcsine, arccosine, and arctangent for machining and layout calculations. |
| Two-Line LCD Display | Larger two-line display helps improve readability during shop calculations. |
| Standard Math Calculator | Works as a standard calculator for everyday shop math. |
| Jobsite Protection | Includes a rugged Armadillo Gear protective case designed to resist shock, dust, and moisture. |
Applications
| CNC & Manual Machining | Useful for calculating shop-floor machining values for setup, production, and troubleshooting. |
| Milling Operations | Supports face milling, end milling, and slot milling calculations for speeds, feeds, chip load, and tool settings. |
| Turning, Boring & Drilling | Helps solve turning, boring, drilling, spindle speed, cutting feed, and feed-rate calculations. |
| Threading Work | Supports thread size lookups, thread classifications, pitch diameter, and 3-wire measurement calculations. |
| Drill & Tap Layouts | Helps find drill sizes, tap drill sizes, roll tap values, close fit, free fit, and drill point cut depth. |
| Bolt Circle Layouts | Calculates bolt-circle patterns, X/Y coordinates, center-to-center spacing, and layout values. |
| Tool Room & Shop Use | Practical for machinists, tool and die makers, setters, supervisors, shop owners, and manufacturing teams. |
Specifications
| Dimensions | 6.25″ L x 3.5″ W x 0.9″ H |
| Metric Dimensions | 160 mm x 90 mm x 25 mm |
| Product Weight | 0.375 lbs / 6 oz / 170 g |
| Power | One 3-volt CR2025 long-life battery |
| Display Type | 12 digits, including 8 normal digits and 4 fraction digits |
| Display Dimensions | 0.813″ x 2.5″ / 21 mm x 65 mm |
| Internal Accuracy | 12-digit internal accuracy |
| Warranty | One-year warranty |
Included
| Protective Case | Rugged shock, moisture, and dust-resistant Armadillo Gear case |
| User Guide | Complete, easy-to-follow user guide |
| Reference Guide | Quick reference guide |
| Battery | One 3-volt CR2025 long-life battery |
| Warranty | One-year warranty |
Why Choose the Machinist Calc Pro 2 4088?
The Machinist Calc Pro 2 4088 gives machining professionals a compact, rugged calculator for fast speeds and feeds, drill and thread lookups, bolt-circle layouts, right-triangle math, 3-wire measurement, tool settings, and material-based machining calculations. It helps reduce time spent checking charts and supports more efficient setup, layout, and production work.
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