TOBO GROUP LTD
TOBO GROUP Your best fastener supplier!
Add to Cart
Drlling screw:
1, the core hardness: standard :HRC32-40 the company's products measured HRC31.7-39.0.
2, surface hardness: standard :HV600-700 the company's products measured for HV620 or so.
3, hard layer: 4 # and 6 #, 8 # - 0.05-0.18 mm # 12:0.10 0.23 mm # 14:0.15 to 0.28 mm
4, Torsion: Specification, drilling, screw, TYPE BSDTYPE CSDINCH-LBKG-CMINCH-LBKG-CM4#
The screw is the use of the object's beveled circular rotation and friction of physics and mathematical principles, step by step fastening tools.Drill screw is a screw with a self-tapping drilling head at the front of the screw.Screw is a common invention in people's production and life for thousands of years. In terms of application field, it is the first great invention of human beings.Drill screw is a new invention in recent years, also called self - drilling screw.Screw is the general term of fasteners, the daily colloquial language.
Products name | Din7504N C1022a Cross Recessed Pan Head Zinc Plated Surface Self Drilling Screws |
Material | Carbon steel c1022a, Stainless material, etc |
Size | 3.5X9.5-6.3X200 / 6#x3/8~ 14#X8'' |
Surface treatment | Black/grey phosphate, zinc plated, nickel-plated, Rupert |
Point | drill point or type-17 cut point |
Thread | Fine or coarse thread |
| Size | Unit weight,Kg/1000pcs | Unit price,RMB/1000PCS |
| 3.5X9.5 | 0.83 | 10.33 |
| 3.5X13 | 1.01 | 12.00 |
| 3.5X16 | 1.16 | 13.43 |
| 3.5X19 | 1.31 | 14.87 |
| 3.5X22 | 1.46 | 15.71 |
| 3.5X25 | 1.61 | 17.08 |
| 3.5X32 | 1.96 | 20.30 |
| 3.9X13 | 1.31 | 15.05 |
| 3.9X16 | 1.50 | 16.87 |
| 3.9X19 | 1.69 | 18.04 |
| 3.9X22 | 1.88 | 19.79 |
| 3.9X25 | 2.07 | 21.22 |
| 3.9X32 | 2.52 | 25.29 |
| 3.9X38 | 2.90 | 28.57 |
| 3.9X45 | 3.35 | 32.62 |
| 4.2X13 | 1.50 | 16.65 |
| 4.2X16 | 1.71 | 18.66 |
| 4.2X19 | 1.92 | 20.59 |
| 4.2X22 | 2.14 | 22.45 |
| 4.2X25 | 2.34 | 24.10 |
| 4.2X32 | 2.76 | 27.75 |
| 4.2X38 | 3.25 | 31.65 |
| 4.2X45 | 3.70 | 35.63 |
| 4.2X50 | 4.05 | 38.72 |
| 4.8X13 | 2.17 | 23.76 |
| 4.8X16 | 2.47 | 26.51 |
| 4.8X19 | 2.76 | 28.62 |
| 4.8X22 | 3.04 | 31.14 |
| 4.8X25 | 3.34 | 33.32 |
| 4.8X32 | 4.02 | 39.32 |
| 4.8X38 | 4.60 | 44.45 |
| 4.8X45 | 5.28 | 50.46 |
| 4.8X50 | 5.77 | 54.79 |
| 4.8*60 | 6.75 | 65.49 |
| 4.8*70 | 7.73 | 74.44 |
| 4.8*80 | 8.71 | 83.40 |
| 5.5X16 | 3.28 | 37.87 |
| 5.5X19 | 3.64 | 40.36 |
| 5.5X22 | 3.98 | 43.78 |
| 5.5X25 | 4.34 | 47.00 |
| 5.5X32 | 5.11 | 53.79 |
| 5.5X38 | 5.82 | 59.05 |
| 5.5X45 | 6.64 | 66.14 |
| 5.5X50 | 7.24 | 71.32 |
| 5.5X57 | 8.02 | 78.94 |
| 5.5X63 | 8.76 | 86.33 |
| 6.3X19 | 5.02 | 61.14 |
| 6.3X22 | 5.56 | 65.95 |
| 6.3X25 | 6.10 | 70.78 |
| 6.3X32 | 7.36 | 82.03 |
| 6.3X38 | 8.94 | 96.10 |
| 6.3X45 | 9.52 | 101.26 |
| 6.3X50 | 10.50 | 110.70 |
| 6.3X57 | 11.82 | 121.77 |
| 6.3X63 | 12.90 | 131.42 |
| 6.3X75 | 15.06 | 150.66 |
