US$ 138.00
this 20mm-diameter steel helix carries longitudinal
this acrylic light guide traps an injected ray-box beam by total internal reflection
tightened with an Allen wrench for constructing lattice frameworks on laboratory benches
Used to trace the invisible shape of magnetic fields
this super-taster set pairs PTC
Life-Size Human Skeleton Model with Flexible Spine and Rolling Rod Stand, 64 inch Geology this 20mm-diameter steel helix carriesLife size human skeleton model features flexible spine, moveable joints, and rolling stand for comprehensive anatomy instruction and patient education.