
| Drill Diameter | Ø3-6 | mm | Ø6.1~1 | 0mm | Ø10.1- | 16mm | |
| Work Material | Hardness | Vc (m/min) | Feed (mm/rev) | Vc (m/min) | Feed (mm/rev) | Vc (m/min) | Feed (mm/rev) |
| Mild Steel | ( | 70~120 | 0.1~0.2 | 90~130 | 0.15~0.3 | 110~150 | 0.25~0.4 |
| P Cabon Steel | (180~280HB) | 70~110 | 0.1~0.2 | 90~120 | 0.15~0.3 | 110~140 | 0.25~0.4 |
| Alloy Steel | (280~350HB) | 60~100 | 0.08~0.18 | 65~110 | 0.15~0.27 | 80~120 | 0.22~0.35 |
| M Stainless Steel | ( | 35~60 | 0.06~0.15 | 45~80 | 0.1~0.25 | 55~100 | 0.2~0.3 |
| Cast lron | ( | 70~100 | 0.1~0.2 | 80~120 | 0.15~0.3 | 90~140 | 0.25~0.4 |
| K Ductile Cast lron | ( | 50~80 | 0.1~0.2 | 60~90 | 0.15~0.3 | 70~110 | 0.25~0.4 |
| Aluminum | - | 80~140 | 0.1~0.25 | 100~160 | 0.15~0.35 | 110~180 | 0.3~0.45 |
| N Aluminum >12% Si | - | 70~120 | 0.1~0.25 | 90~130 | 0.15~0.35 | 100~150 | 0.3~0.45 |
| S Heat Resistant Alloy | - | 15~30 | 0.02~0.08 | 20~40 | 0.04~0.1 | 25~45 | 0.06~0.12 |
| H Hardened Material | 40~60HRC | 10~25 | 0.02~0.08 | 15~35 | 0.04~0.1 | 20~40 | 0.06~0.12 |
Warning : For deep hole drills(10xD~20xD), need reduce the Vc to 90% and require an initial pilot hole to help guide the drill.
| Drill Diameter | Ø3-6 | mm | Ø6.1~1 | 0mm | Ø10.1- | 16mm | |
| Work Material | Hardness | Vc (m/min) | Feed (mm/rev) | Vc (m/min) | Feed (mm/rev) | Vc (m/min) | Feed (mm/rev) |
| Mild Steel | ( | 40~70 | 0.1~0.2 | 55~85 | 0.15~0.3 | 60~100 | 0.25~0.4 |
| P Cabon Steel | (180~280HB) | 35~65 | 0.1~0.2 | 50~80 | 0.15~0.3 | 55~90 | 0.25~0.4 |
| Alloy Steel | (280~350HB) | 30~60 | 0.08~0.18 | 40~75 | 0.15~0.27 | 50~85 | 0.22~0.35 |
| M Stainless Steel | ( | 20~40 | 0.06~0.15 | 25~50 | 0.1~0.25 | 30~60 | 0.2~0.3 |
| Cast lron | ( | 40~60 | 0.1~0.2 | 50~75 | 0.15~0.3 | 55~85 | 0.25~0.4 |
| K Ductile Cast lron | ( | 35~55 | 0.1~0.2 | 45~70 | 0.15~0.3 | 50~80 | 0.25~0.4 |
| Aluminum | - | 60~100 | 0.1~0.25 | 65~115 | 0.15~0.35 | 70~130 | 0.3~0.45 |
| N Aluminum >12% Si | - | 50~90 | 0.1~0.25 | 60~110 | 0.15~0.35 | 65~120 | 0.3~0.45 |
| S Heat Resistant Alloy | - | 15~30 | 0.02~0.08 | 20~40 | 0.04~0.1 | 25~45 | 0.06~0.12 |
| H Hardened Material | 40~60HRC | 10~25 | 0.02~0.08 | 15~35 | 0.04~0.1 | 20~40 | 0.06~0.12 |