supply of tungsten carbide rotary burrs, details are following: (1). tcrb case set bs1 [consisting c8, b6,s4, tb3, t3, f4, k2, a3] - 01 box, (2). tcrb case set bs2 [consisting c4, b3, s3, tb2, t2, f3, k6, a11] - 01box, (3). tcrb case set mini bs1 [consisting mc1, mc5, mbo, mb1, mso, m01, mtb2, mt5, mf1, mk3,ma5, ma3] - 01 box, (4). tcrb ce4, cylindrical with end cut - 01 no., (5). tcrb ce8, cylindrical with end cut -01 no., (6). tcrb oval 05 - 01 no., (7). tcrb oval 06 - 01 no., (8). tcrb rim r1