carriage bolt laptop screw (with ISO card) 

laptop screw details:

1.Specific Material:

1)Stainless Steel:SS302, SS304, SS316,(goodtenacity)

2)Steel:C45(K1045), C46(K1046),C20

3)Brass:C36000 ( C26800), C37700 ( HPb59), C38500( HPb58),C27200CuZn37), C28000(CuZn40)

4)Bronze: C51000, C52100, C54400, etc

5)Iron: 1213, 1214,1215

6)Aluminum: Al6061, Al6063 etc

7)Carbon steel:C1006,C1010,C1018,C1022,C1035K,C1045

8) Alloy steel:SCM435,C10B21,C10B33

9)othermaterial:UNS C11000 Copper

2.Size: M2-M12and depend on the concrete orders

3.Head Code: Flat,oval,round,pan ,truss,hex

4.Drive Code: Slotted,phillips,phil-slot,hex socket,one way

5.Standard: GB ,DIN, JIS, ANSI ,non-standard

6.Finish Code: Heat-treatment,Znic-platnted,Mickel-plated,Electroplating,Oxidation

7.Certification: ISO card

8.Packing: Using PE bag inside, carton(23*33mm) outside or depend on the customer’s requirements

Main Products: the Most Competitive Products, sem screw/ combination screw, security screw, Chicago screw, special custom screw, customized screw, plastic head screw, lathe nut, and professional screw automotive turning parts, screw drivers, toy axles, machine screws, machining, aluminum screws, stainless steel screws and so on.

xinniuscrew recommend you laptop screw 

Contact King-Tower:
Company Name:Dongguan King-Tower Hardware Co., Ltd
Address:Add：No.27 Dazhou the second manufacturing district,Qiaotou Town,Dongguan City,Guangdong province,China（mainland） Service
Commissioner： Mr. Wang