SumiReamer SR Type Carbon Steel, Aloy Steel Tempered Hardened Steel Stainless Ti Heat-resistant Cast Ductile Aluminum Copper Composite Up to 0.28% From 0.29% Steel Up to 45HRC From 46HRC Steel Alloy Steels Iron Cast Iron Alloy Alloy CFRP ■ SumiReamer SR Type Insert G G G S G G G S S ● SRL Type  Priority On Chip Evacuation Left Helix: Through Boring Fig 1 CW Fig 2 CW DC DC Conceptual Image of Chip Evacuation B01 Type Through Hole Chips Evacuated Toward Back For Steel Through-Holes ● Insert (SRL Type) ● Made-to-order item Diameter Stock Cat. No. (B01Type) Work Hole CW No. of Teeth Fig Diameter DC (mm) CW (mm) No. of Teeth DC (mm) F05, T12 DiameterTolerance (mm) ø11.900 to ø15.600 12.0 D SRL 12.0H7-B01- 12R1 ø15.601 to ø18.600 4.3 6 13.0 D 13.0H7-B01- 12R1 ø18.601 to ø23.600 14.0 D 14.0H7-B01- 12R1 ø23.601 to ø28.600 15.0 D 15.0H7-B01- 12R1 ø28.601 to ø35.600 4.3 8 16.0 D 16.0H7-B01- 12R1 ø35.601 to ø43.600 17.0 D 17.0H7-B01- 12R1 H7 4.3 6 1 ø43.601 to ø51.600 4.3 10 18.0 D 18.0H7-B01- 12R1 ø51.601 to ø60.600 19.0 D 19.0H7-B01- 12R1 ø60.601 to ø80.600 4.3 20.0 D 20.0H7-B01- 12R1 ø80.601 to ø100.600 12 21.0 D 21.0H7-B01- 12R1 ø100.601 to ø120.600 5.3 22.0 D 22.0H7-B01- 12R1 ø120.601 to ø140.600 23.0 D 23.0H7-B01- 12R1 SRG type (Special) and SRL type (Special) are made-to-order items. 24.0 D SRL 24.0H7-B01- 12R1 When ordering, refer to "SR Type Insert Identification Details" 25.0 D 25.0H7-B01- 12R1 on page J104. J 26.0H7-B01- 12R1 * Cermet grades (T1200A and T1212R1) are available only up to 26.0 D ø100.600mm. 27.0 D 27.0H7-B01- 12R1 H7 4.3 8 2 Drilling 28.0 D 28.0H7-B01- 12R1 29.0 D 29.0H7-B01- 12R1 30.0 D 30.0H7-B01- 12R1 Please indicate F05 (PVD) or T12 (Coated Cermet) in the □□□ when ordering. Solid (Example: SRG12.0H7-A01-F0512R1) [It is also possible to order uncoated cermet/DLC grades.] Special *Actual reamer diameter is near the upper limit of H7 tolerance. Indexable ■ Recommended Cutting Conditions Reamer Depth of Cut ap (mm/radius) Cutting Speed Feed Rate Brazed ISO Work Material Insert Grade Grade Below ø20 ø20 to ø35 ø35 or more vc (m/min) fz (mm/t) SRG Type 0.05 to 0.12 0.08 to 0.15 0.10 to 0.25 80 to 220 0.10 to 0.25 Others SRL Type F0512R1 Micro-Fine Grained Carbide + PVD 0.05 to 0.12 0.08 to 0.15 0.10 to 0.25 100 to 220 0.15 to 0.35 Carbon Steel SRG Type 0.05 to 0.12 0.08 to 0.15 0.10 to 0.25 120 to 250 0.10 to 0.25 SRL Type T1200A Cermet 0.05 to 0.12 0.08 to 0.15 0.10 to 0.25 120 to 250 0.15 to 0.35 P SRG Type F0512R1 Micro-Fine Grained Carbide + PVD 0.05 to 0.12 0.08 to 0.15 0.10 to 0.25 60 to 180 0.06 to 0.20 Alloy Steel SRL Type 0.05 to 0.12 0.08 to 0.15 0.10 to 0.25 60 to 180 0.10 to 0.22 SRG Type T1200A Cermet 0.05 to 0.12 0.08 to 0.15 0.10 to 0.25 70 to 200 0.08 to 0.20 SRL Type 0.05 to 0.12 0.08 to 0.15 0.10 to 0.25 70 to 200 0.12 to 0.25 Die Steel SRG Type F0512R1 Micro-Fine Grained Carbide + PVD 0.05 to 0.10 0.08 to 0.15 0.10 to 0.20 15 to 60 0.06 to 0.20 Tool Steel SRG Type F0512R1 Micro-Fine Grained Carbide + PVD 0.05 to 0.10 0.08 to 0.15 0.10 to 0.20 15 to 30 0.04 to 0.15 M Stainless Steel SRG Type F0512R1 Micro-Fine Grained Carbide + PVD 0.05 to 0.10 0.08 to 0.15 0.08 to 0.20 15 to 60 0.06 to 0.20 K Gray Cast Iron SRG Type F0512R1 Micro-Fine Grained Carbide + PVD 0.05 to 0.18 0.08 to 0.20 0.10 to 0.25 80 to 250 0.10 to 0.30 Ductile Cast Iron T1212R1 Coated Cermet 0.05 to 0.12 0.08 to 0.15 0.10 to 0.25 80 to 250 0.10 to 0.30 N Non-Ferrous Metal SRG Type F0510C Micro-Fine Grained Carbide + DLC 0.05 to 0.12 0.08 to 0.15 0.10 to 0.25 250 to 500 0.10 to 0.30 J105