50cm Plastic Removable Handle Teaching Protractor. Introducing our 50cm Plastic Removable Handle Teaching Protractor, an essential tool tailored for educators who work with both whiteboards and blackboards. This versatile protractor features a removable handle, offering ease of use and comfort while creating precise angles and measurements. Crafted from durable plastic, it is designed to withstand frequent use in classroom environments. Whether you're teaching geometry, illustrating concepts, or drafting diagrams, our Teaching Protractor is the perfect companion for bringing clarity and precision to your lessons, whether on whiteboards or blackboards.