GN614 GN615 GN616 Threaded Ball Plungers Spring Plungers
1. Size: M3-M24
2. Material: Steel,Stainless steel
3. Finish:Black, Zinc, Plain
Spring Plunger, Ball Plunger, Ball Spring Plunger, Spring Ball Plunger, Ball Plunger Set Screw, Non-threaded Spring Plunger, threaded Spring plunger, threaded ball plunger
1. Ball / Pin Material: SCM435, SUS304, Nylon 66, Brass, Steel, etc
2. Body Material: Carbon Steel, Alloy Steel, Stainless Steel, etc
3. Finish: zinc plated or galavanized, black oxide, plain, nylon patch, etc
4. Sizes: M3- M24, etc
5. Head Type: Slotted, Socket
6. Packaging: Small plastic bag packaging, small carton box packing, or bulk carton packing, or according to customer's requirements.
7. Delivery: 3 to 15 days depending on the demand quantity
Item | Value |
Product Name | GN614 GN615 GN616 Threaded Ball Plungers Spring Plungers |
Ball / Pin Material: | SCM435, SUS304, Nylon 66, Brass, Steel, etc |
Body Material: | Carbon Steel, Alloy Steel, Stainless Steel, etc |
Finish: | zinc plated or galavanized, black oxide, plain, nylon patch, etc |
Sizes: | M3- M24, etc |
Head Type: | Slotted, Socket |
Temperature range: | -40ºC to +250ºC |
Color | Silver,blue,black,etc |
OEM | Provided oem services |
Certification | ISO |
Min. order quantity: | 100 Pcs |
Package: | Small plastic bag packaging, small carton box packing, or bulk carton packing, or according to customer's requirements. |













Qingdao Peng Rui Machinery Co., Ltd. is fasteners, auto parts, sheet metal and other professional production and processing company, has a complete and scientific quality management system. Integrity, strength and quality of Qingdao Peng Rui Machinery Co., Ltd. have been recognized by the industry. Welcome friends to visit, guidance and business negotiation.
PDM Industry is the professional manufacturer of Precision Fasteners(metal&plastic), CNC Machined parts, Metal Fabrication parts(including clamps for Autos) to supply customers from all over world. PDM Factory(Qingdao Pengrui Machinery Co., Ltd) was found in 2007, has 2500 square meter production plant, 30 employee and annual production volume more than USD5 Millions. Our QC Center has full quality control system ISO9001-2015 ,including professional QC workers, precision Quality testing Equipment. PDM will provide the good quality, competitive price and close cooperation work with you. Welcome you to be PDM long term business parteners!


1. who are we?
We are based in Shandong, China, start from 2012,sell to North America(40.00%),Domestic Market(15.00%),Eastern Europe(10.00%),Southeast Asia(10.00%),Oceania(5.00%),Western Europe(5.00%),Eastern Asia(4.00%),Northern Europe(4.00%),Southern Europe(4.00%),Mid East(3.00%). There are total about 11-50 people in our office.
2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;
3.what can you buy from us?
Fastener,CNC Machined Parts,Metal Fabrication
4. why should you buy from us not from other suppliers?
Fasteners, Hardware Components & Auto Fittings
5. what services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW,DDU,Express Delivery;
Accepted Payment Currency:USD,EUR,CAD,HKD,GBP,CNY;
Accepted Payment Type: T/T,L/C,MoneyGram,Credit Card,PayPal,Western Union,Cash,Escrow;