PositiveNegativePCD / CBN BX310BX310 BX330BX470 BX360 BX470 No. ofNo. of cornerscorners 2 StandardStandard Sharp edgeSharp edge D1 D1 WiperWiper ChipbreakerChipbreaker 1 C : Continuous cutting CBN Insert POSITIVE TYPE L : Light interrupted cuttingH : Heavy interrupted cutting P Steel M Stainless LE RE K Cast iron CL N Non-ferrous S Superalloy H Hard material C CL CL IC S Sintered metal CL Dimension (mm) Edge prep. Shape Designation E L LF LC LT H LE RE IC S D1 2QP-DCMW 2QP-DCMW070202    2 2.7 0.2 6.35 2.38 2.8 2QP-DCMW070204    2 2.5 0.4 6.35 2.38 2.8 2QP-DCMW11T302    2 2.7 0.2 9.525 3.97 4.4 2QP-DCMW11T304    2 2.5 0.4 9.525 3.97 4.4 2QP-DCMW11T308    2 2.1 0.8 9.525 3.97 4.4 2QP-DCGW**F 2QP-DCGW11T302F  2 2.7 0.2 9.525 3.97 4.4 2QP-DCGW11T304F  2 2.5 0.4 9.525 3.97 4.4 Q-DCMW Q-DCMW070204  1 2.1 0.4 6.35 2.38 2.8 Q-DCMW11T304  1 2.1 0.4 9.525 3.97 4.4 C Q-DCMW: 2 pieces per packageD  : Line up P SteelEMStainless LE RE K Cast iron CL N Non-ferrous T S Superalloy CL H Hard material C IC S Sintered metal CL V Dimension (mm) Edge prep. Shape Designation W E L LF LC LT H LE RE IC S D1 Y 1QP-EPGW 1QP-EPGW03X102   1 1.4 0.2 3.57 1.39 1.9 1QP-EPGW03X104   1 1.3 0.4 3.57 1.39 1.9 1QP-EPGW040102   1 1.7 0.2 3.97 1.59 2.3 OTHERS 1QP-EPGW040104   1 1.6 0.4 3.97 1.59 2.3  : Line up Edge preparation specification Selections of edge preparations BX310BXM10BXM20BXA20BX330BX360BX470 Allows you to select the most suited typesof edge prep for your applications BX480 Standard S01325 S01325 S00515 T01315 Problem Solution Sharp edge - - - F -L - S01315 - - Generates -LF -LF - S00515 - --LC-S00535-- burrs (S00515) -H - S01835 - - Wiper - S01315 - - Generates -L Negative land width: W S 0 1 3 2 5 flank wear (S01315)Standard Rake face Edge Negative land width Negative land angleprep. IDWα (S01325) Generates -LCcrater wear(S00535) Negative land angle: α R-honing T … ChamferedS … Chamfered + R-honing E … R-honing aloneRelief faceF … Sharp edge Generates -H fractures (S01835) Reference pages: DC... : External toolholder → 3-12 - 3-17 Internal toolholder → 4-22, 4-23 EP... : Internal toolholder → 4-13, 4-14 2-64