PRAD system PRAD SYSTEM Solution tool PRAD system Specification of corresponding standard blanks (for American market) unit mm YAMAWA standard Applicable dimension Material Applicable class Size L ℓ ℓn ℓS (reference) D TYPEKℓk HSS HSS-E HSS-Co HSS-P Cutting Forming Correspondingproducts No.4 47.6 8.5 14.3 28 3.58 2.79 4.7 c ● ● GH8 G5 SP,PO,HT,ROLL No.5 49.2 9.5 15.9 29 3.58 2.79 4.7 c ● GH8 G8 SP,PO,HT,ROLL No.6 50.8 10.5 17.5 29 3.58 2.79 4.7 c ● ● GH6 G3 SP,PO,HT,ROLL No.8 54 11.5 19.1 31 4.26 3.32 6.3 c ● ● GH6 G3 SP,PO,HT,ROLL No.10 60.3 13.5 22.2 33 4.92 3.86 6.3 c ● ● GH6 G4 SP,PO,HT,ROLL No.12 60.3 14.5 23.8 31 5.58 4.19 7.1 c ● GH6 - SP,PO,HT U1/4 63.5 15 25.4 32 6.47 4.85 7.9 c ● ● GH6 G4:20UNC G6:28UNF SP,PO,HT,ROLL U5/16 69.1 17 28.6 32 8.07 6.04 9.5 c ● ● GH9 G8 SP,PO,HT,ROLL U3/8 74.6 19 31.8 33 9.67 7.26 11.1 c ● ● GH6 - G7:24UNF SP,PO,HT,ROLL U7/16 80.2 22 - - 8.2 6.14 10.3 e ● GH6 - G6:20UNF SP,PO,HT,ROLL U1/2 85.7 25 - - 9.32 6.98 11.1 e ● GH9 - G7:20UNF SP,PO,HT,ROLL M3 49.2 9.5 15.9 29 3.58 2.79 4.7 c ● D10 SP,PO,HT,ROLL M4 54 11.5 19.1 30 4.26 3.32 6.3 c ● D11 SP,PO,HT,ROLL M5 60.3 13.5 22.2 34 4.92 3.86 6.3 c ● D7 SP,PO,HT,ROLL M6 63.5 15 25.4 32 6.47 4.85 7.9 c ● ● D8 SP,PO,HT,ROLL M8 69.1 17 28.6 34 8.07 6.04 9.5 c ● D8 - SP,PO,HT M10 74.6 19 31.8 36 9.67 7.26 11.1 e ● D9 - SP,PO,HT M12 85.7 25 - - 9.32 6.98 11.1 e ● D9 - SP,PO,HT Specification of corresponding standard blanks(for American market) Overall length : DIN, Shank dia. : ANSI unit mm YAMAWA standard Applicable dimension Material Applicable class Size L ℓ ℓn ℓS (reference) D TYPEKℓk HSS HSS-E HSS-Co HSS-P Cutting Forming Correspondingproducts No.0 45 6 8.2 29 3.58 2.79 4.7 b ● GH9 G8 SP,PO,HT,ROLL No.2 45 8 10.7 29 3.58 2.79 4.7 b ● GH8 G6 SP,PO,HT,ROLL No.4 56 9 18 32 3.58 2.79 4.7 c ● ● GH8 G5 SP,PO,HT,ROLL No.5 56 11 18 34 3.58 2.79 4.7 c ● GH8 G8 SP,PO,HT,ROLL No.6 56 11 19 34 3.58 2.79 4.7 c ● ● GH6 G3 SP,PO,HT,ROLL No.8 63 13 21 39 4.26 3.32 6.3 c ● ● GH9 G7 SP,PO,HT,ROLL No.10 70 14 24 42 4.92 3.86 6.3 c ● ● GH7 G7 SP,PO,HT,ROLL No.12 80 15 25 49 5.58 4.19 7.1 c ● GH6 - SP,PO,HT U1/4 80 15 30 43 6.47 4.85 7.9 c ● ● GH6 G4 SP,PO,HT,ROLL U5/16 90 19 35 46 8.07 6.04 9.5 c ● ● GH9 G8 SP,PO,HT,ROLL U3/8 100 23 39 51 9.67 7.26 11.1 c ● ● GH6 24UNF:G7 SP,PO,HT,ROLL U7/16 100 23 49 51 8.2 6.14 10.3 c ● GH6 20UNF:G6 SP,PO,HT,ROLL U1/2 110 26 54 56 9.32 6.98 11.1 c ● GH9 20UNF:G7 SP,PO,HT,ROLL M3 56 11 18 34 3.58 2.79 4.7 c ● D12 D12 SP,PO,HT,ROLL M4 63 13 21 39 4.26 3.32 6.3 c ● D12 D12 SP,PO,HT,ROLL M5 80 15 25 49 5.58 4.19 7.1 c ● D12 D12 SP,PO,HT,ROLL M6 80 15 30 43 6.47 4.85 7.9 c ● ● D11 D11 SP,PO,HT,ROLL M8 90 19 35 46 8.07 6.04 9.5 c ● D7 - SP,PO,HT M10 100 23 49 51 8.2 6.14 10.3 e ● D12 D12 SP,PO,HT,ROLL M12 110 26 54 56 9.32 6.98 11.1 e ● D11 D11 SP,PO,HT,ROLL PRAD-42