ØD ØDy Cutting Diameter Length Description Series Page L1 L4 L2 L5 N-A .724 - 4.878 Adaptor Type ‘RF’ DTC_RF 662 D D1 D3 D2 JIS B6109 92.31 No. T .725 - 2.559 Collet CT_# 663 .725 - 2.559 Sealing Sleeve SS_# 663 488