pentagonal, rectangular, concave, cylindrical, octagonal, icosahedral, spherical, tetrahedral, honeycomb, spheroidal, curved, conical, oblong, sawtooth, toroidal, convex, ridged, equilateral, ellipsoidal, pyramidal, chamfered, knurled, semicircular, bevelled, trapezoidal, ogee, crystal lattice, quasicrystal, concentric, equilateral triangle, cuboid, helically, ovoid, octahedral, micrometre, synclinal, globular, dichroic, boron nitride, scalloped, nematic, curvilinear, rectilinear, conic, spicule, antiparallel, polyhedral, geometrical, ringlike, lathed, reeded, isosceles, weblike, chambered nautilus, membranous, semitransparent, gothic arch, lobed, latticed, hemispherical, corbel, diffraction grating, lamellar, elongated, armillary sphere, fluted, baluster, polygonal, columnar, rhombic, prolate, cruciform, fingerlike, translucent, elliptic, contoured, arcuate, sigmoidal, bullnose, planar, aperiodic, nonmagnetic, dipolar, tubelike, iron carbide, collinear, rhomboid, anisotropic, angular, tessellated, geometric, podlike, machined, tetragonal, circumstellar, dentil, mirrorlike, isosceles triangle, mitered, hyperbolic geometry, geodesic, sgraffito, prisms, crystals, lattice, crystalline, lattices, octahedra, octahedrons, corundum, mineral, orthoclase, parallelograms, precipitates, prismatic, solid, sphalerite, spinel, superlattice, tetrahedron, rhombohedral, quadrilateral, rhomboidal, quadrangular, triangular, trigonal, orthorhombic, squarish, monoclinic, oval, bcc, shaped

allen screw, chicken wire, family mniaceae, hex nut, honeycomb, lag bolt, lag screw, machine bolt, mniaceae, nut

hexangular