drill set DIN338 25 pcs 170 pcs 230 pcs 29 pcs 21 pcs 13 pcs hss drill bit set for metal
USD $0.1 - $20 /Set
Min.Order:100 Sets
Danyang Tongyu Tools Co., Ltd.
DIN338 HSS Drill Bit Set For Metal / HSS TWIST DRILL BITS SETS
1. HSS drill bit set for metal
2. Available in HSS-Co, HSS
3. Can supply different surface coating
4. High quality with long life
Believe it or not, there’s a drill bit make for almost every application. Using the right drill bits can make almost every
any home improvement project easier.
Tongyu Tools help to determine which drill bit is the best fit for your drill and your project.
The material from which bits are manufactured play a big role in the life and performance of the bit. Drill bits are available in :
High speed steel (HSS): harder than steel blades; stay sharper longer.
HSS Cobalt: Extremely hard and dissipate heat quickly. They are most commonly used for boring in stainless steel
and other metals.
1. DIN338 or jobber imperial twist drill bits
2. Available in HSS-Co, HSS
3. Can supply different surface coating
4. High quality with long life
Material | HSS-Co5%, HSS6542, HSS4341, HSS4241 |
Workmanship | Fully ground, rolled, roll & forged, milled |
Surface coating | Tin-coated, Nitride Oxide, Bright finish, Ambor color |
Angle point | 118~135 degree or split point |
Size | 1~16mm in dia |
Item NO. | TY1-1.1.1.0-1 |
HSS Straight Shank Drills For Metal, Fully Ground, DIN338 standard OR JOBBER IMPERIAL.
DIN338 Standard
D: Diameter L1: Overall Length L2: Flute Length
D | L1 | L2 | D | L1 | L2 |
mm | mm | mm | mm | mm | mm |
1.0 | 34 | 12 | 7.0 | 109 | 69 |
2.0 | 49 | 24 | 8.0 | 117 | 75 |
3.0 | 61 | 33 | 9.0 | 125 | 81 |
4.0 | 75 | 43 | 10.0 | 133 | 87 |
5.0 | 86 | 52 | 11.0 | 142 | 94 |
6.0 | 93 | 57 | 12.0 | 151 | 101 |
* Other sizes are available according to customer's demand
Package: certain pcs in one metal or plastic box.
TONGYU's philosophy is based on three principles: safety, efficiency and precision.
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