Telescopic Teachers Pointer,Teaching Pointer Stick for Classroom,Metal Hand Retractable Pointer Extended Length 47.2 Inch, Handheld Presenter Whiteboard Pointer (Black) Extendable 47 Inch Black Lanyard June_2023_update Used to test the ppm

Used to test the ppm level of hard water

Eowpower 5Pcs Stainless Steel M10 x 35mm Ring Eye Bolt

They can also be widely used for cleaning

1 Inch Metal Eye Hook

Designed as exact fit replacements

Telescopic Teachers Pointer,Teaching Pointer Stick for Classroom,Metal Hand Retractable Pointer Extended Length 47.2 Inch, Handheld Presenter Whiteboard Pointer (Black) Extendable 47 Inch Black Lanyard June_2023_update Used to test the ppmTelescopic Teachers Pointer,Teaching Pointer Stick for Classroom,Metal Hand Retractable Pointer Extended Length 47. 2 Inch, Handheld Presenter Whiteboard Pointer (Black) Product Features 1. Teaching Pointer 100% brand new and high quality. 2. 7 section extendable pointer, Durable, portable, extendable, retractable. 3. Material: Stainless steel. Contraction length: 240mm 9. 44''. Extention length: approx. 1200mm 47. 24''. 4. Comfortable non slip ABS