Alvin BDM72 Track Drafting Machine 37.5 x 72, 360º protractor head with built-in magnifier is divided into single degrees with 5 minute double vernier permitting angular accuracy to 1/12th of a degree

VOLCANOES CLUB Aluminum Miter Saw Protractor - 7” Miter Saw Protractor with Precision Laser Scales for Crown Molding - Rust Proof Woodworking Cutting Guide Tool - Carpenters, Plumbers, Building Trades

Master Magnetics Magnetic Welding Angle Protractor

Alvin VAM-11-18 VAM Series Scales 18-Inch Fits Alvin BDM Track Drafting Machines Fits Alvin BDM Track Drafting Machines BDM42 BDM48 BDM60 BDM72, Scale 18: 1 & 1/2 = 1' Plus 1/4

Versatile Usage - Ideal for calculating length and distance in classrooms and professional applications. Features an optically clear acrylic body for

Alvin 12-Inch Computing Trig-Scale Adjustable Triangle (LX712K)

Increase Your Productivity with Highly Precise & Accurate Solutions

Description:, brand new and high quality., 360 circle measuring tool, durable in use., Clear for precision., Suitable for school learning, also a

360 degrees angle measurement 100mm diameter protractor swing arm school office

[EXQUISITE CRAFT]: This Miter Saw Angle Finder is made of CNC-machined aluminum alloy with precision laser engraved scales. It is accurate,

VOLCANOES CLUB Aluminum Miter Saw Protractor - 7” Miter Saw Protractor with Precision Laser Scales for Crown Molding - Rust Proof Woodworking Cutting

Master Magnetics Magnetic Welding Angle Protractor

Week 9: Machine Design

Moeckel - Precision protractor heads

Moeckel - Precision protractor heads