YG-1 Solid Carbide Drills Long, DREAM DRILL-SOFT 7xD without Coolant Hole, DPPA02049, D=4.9 L=80
| EDP No. | D1 | D2 | L1 | L2 | Drilling Depth |
| DPPA02049 | 4.9 | 5 | 45 | 80 | 7xD |
(Unit : mm)
Feature
▶ Drilling for Non-alloy Steel, Low Alloy Steel and Cast Iron.
▶ Lip straight shape cutting edge will allow low thrust, strong rigidity and stable torque.
▶ Unique radius thinning for self-centering and chip breaking
▶ Negative land on the cutting edge for reliable tool life
Work Material
| ISO | VDI 3323 |
Material Description |
Composition / Structure / Heat Treatment | HB | HR | ◎ : Excellent ○ : Good |
| P | 1 | Non-alloy steel | About 0.15% C Annealed | 125 | ||
| 2 | About 0.45% C Annealed | 190 | 13 | ◎ | ||
| 3 | About 0.45% C Quenched & Tempered | 250 | 25 | ○ | ||
| 4 | About 0.75% C Annealed | 270 | 28 | |||
| 5 | About 0.75% C Quenched & Tempered | 300 | 32 | |||
| 6 | Low alloy steel | Annealed | 180 | 10 | ◎ | |
| 7 | Quenched & Tempered | 275 | 29 | ○ | ||
| 8 | Quenched & Tempered | 300 | 32 | |||
| 9 | Quenched & Tempered | 350 | 38 | |||
| 10 | High alloyed steel, and tool steel |
Annealed | 200 | 15 | ||
| 11 | Quenched & Tempered | 325 | 35 | |||
| M | 12 | Stainless steel | Ferritic / Martensitic Annealed | 200 | 15 | ○ |
| 13 | Martensitic Quenched & Tempered | 240 | 23 | ○ | ||
| 14 | Austenitic | 180 | 10 | |||
| K | 15 | Grey cast iron | Pearlitic / ferritic | 180 | 10 | ◎ |
| 16 | Pearlitic (Martensitic) | 260 | 26 | ○ | ||
| 17 | Nodular cast iron | Ferritic | 160 | 3 | ◎ | |
| 18 | Pearlitic | 250 | 25 | ○ | ||
| 19 | Malleable cast iron | Ferritic | 130 | ◎ | ||
| 20 | Pearlitic | 230 | 21 | ○ | ||
| N | 21 | Aluminum wrought alloy |
Not Curable | 60 | ||
| 22 | Curable Hardened | 100 | ||||
| 23 | Aluminum-cast, alloyed |
≤ 12% Si, Not Curable | 75 | |||
| 24 | ≤ 12% Si, Curable Hardened | 90 | ||||
| 25 | > 12% Si, Not Curabl | 130 | ||||
| 26 | Copper and Copper Alloys (Bronze / Brass) |
Cutting Alloys, PB>1% | 110 | |||
| 27 | CuZn, CuSnZn (Brass) | 90 | ||||
| 28 | CuSn, lead-free copper and electrolytic copper | 100 | ||||
| 29 | Non Metallic Materials |
Duroplastic, Fiber Reinforced Plastic | ||||
| 30 | Rubber, Wood, etc. | |||||
| S | 31 | Heat Resistant Super Alloys |
Fe Based Annealed | 200 | 15 | |
| 32 | Fe Based Cured | 280 | 30 | |||
| 33 | Ni or Co Based Annealed | 250 | 25 | |||
| 34 | Ni or Co Based Cured | 350 | 38 | |||
| 35 | Ni or Co Based Cast | 320 | 34 | |||
| 36 | Titanium Alloys |
Pure Titanium | 400 Rm | |||
| 37 | Alpha + Beta Alloys Hardened | 10500 Rm | ||||
| H | 38 | Hardened steel | Hardened | 550 | 55 | |
| 39 | Hardened | 630 | 60 | |||
| 40 | Chilled Cast Iron | Cast | 400 | 42 | ||
| 41 | Hardened Cast Iron | Hardened | 550 | 55 |
