12-Piece Nickel-Plated Brass Cork Borer Set, 4-18mm, German Pattern Safety Supplies_Gloves and hinge-distance scales adjustable from

and hinge-distance scales adjustable from 0 to 45 degrees

5-ohm reference coil non-inductively wound from constantan on a 43mm ABS-supported bobbin with three 4mm sockets

varying length isolating density as the single variable across materials

this wooden simple-machine model lets students measure input effort against output splitting force at different wedge angles

and vacuum connections in laboratory apparatus

12-Piece Nickel-Plated Brass Cork Borer Set, 4-18mm, German Pattern Safety Supplies_Gloves and hinge-distance scales adjustable fromNickel plated brass cork borer set includes 12 German pattern sizes from 4 18mm for creating precise holes in cork and rubber stoppers.