Constructed of deep-drawn steel for durability
Compatible with 1/2" standard connections
rugged air tires and wooden stake sides
Perma-SHIELD® coating reduces heat & pitch build-up from rust
Two speed for better control
Master Pro Advanced Construction Calculator BF20 Constructed of deep-drawn steel for"CALCULATED" ADVANCED CONSTRUCTION CALCULATOR Master Pro, Advanced Construction Calculator, Works In & Converts Between All Building Dimensional Formats, Custom Set Fractions, Includes Protective Hard Case, User Guide, Field Guide & Long Life Batteries. Features: Dimensional Math and Conversions Work Directly in Feet, Inches, Fractions, Yards and Metric Handles All Fractions: 1 2, 1 4, 1 8, 1 16, 1 32, 1 64's Instant Area and Volume Easy Right Angle