Reaming tools | CoroReamer® 830 CoroReamer™ 830 solid carbide head for reaming​​ For through holes Common data values TCHA H7 Metric (mm) P K Ordering code DCONMS LF L DC OAL LCF PHD [mm] [mm] [mm] [mm] [mm] [mm] [mm] 830A-E06D1900H7S12 ● ● 12.00 14.50 6.00 19.00 25.85 10.83 18.80 830A-E06D1905H7S12 ● ● 12.00 14.50 6.00 19.05 25.85 10.83 18.83 830A-E06D2000H7S12 ● ● 12.00 14.50 6.00 20.00 25.85 10.83 19.80 830A-E06D2100H7S12 ● ● 12.00 14.50 6.00 21.00 25.85 10.83 20.80 830A-E06D2200H7S14 ● ● 14.00 15.50 6.00 22.00 27.85 13.05 21.80 830A-E06D2300H7S14 ● ● 14.00 15.50 6.00 23.00 27.85 13.05 22.80 830A-E06D2400H7S16 ● ● 16.00 16.00 6.00 24.00 29.85 13.05 23.80 830A-E06D2500H7S16 ● ● 16.00 16.00 6.00 25.00 29.85 13.05 24.80 830A-E06D2540H7S16 ● ● 16.00 16.00 6.00 25.40 29.85 13.05 25.20 830A-E06D2600H7S16 ● ● 16.00 16.00 6.00 26.00 29.85 13.05 25.80 830A-E06D2700H7S16 ● ● 16.00 16.00 6.00 27.00 29.85 13.05 26.80 830A-E06D2800H7S16 ● ● 16.00 16.00 6.00 28.00 29.85 13.05 27.80 830A-E06D3000H7S20 ● ● 20.00 17.00 6.00 30.00 31.85 13.22 29.80 ● = First choice ○ = Good choice 630