HD Pen Set Coarse 52.10C; 55.10C; 56.06C; 57.06C

How to order The Letters "TH" means Heavy Duty TIP ONLY 52 means Round; 55 -Spear; 56-Chisel; 57-Skew .05 means 5mm width; .07 means 7mm width; .10 means 10mm; etc F- Fine; M-Medium; C-Coarse