1. Magnetic Steel Drain Plug

GrandMfg® Magnetic oil drain plugs have always been one of the best ways to trap and remove microscopic metal particles from an engines lubricating oil almost since the combustion engine was conceived.  

Using magnetic oil drain plugs for a long time. All our cars have them. Small price to pay to keep the engine oil clean. This Strong Magnetic Drain Plug will attract small metal particles and remove them from the oil.

Simply remove the existing plug replace it with our Magnetic Drain Plug It keeps the engine clean even under hard driving conditions. It will help to keep the oil clean and prolong the life of the engine.

You will be surprised to find out the grit and grime that magnet will Collect the first oil change you make after installing it.

 Material:  Steel and Aluminum

Magnet Material:  NdFeb magnets and Ferrite magnets

Finish:      Steel Zinc plated, Aluminum Natural and Aluminum Oxidized Color.
 

Size and Thread: Metric thread,NPT Thread and BSP thread. OEM is welcome.

Usage for: Auto engineer,gearbox,pump,oil tank and speed reducer.

 

 

Hexagon Magnetic Oil Drain Plugs(NPT Thread)
Item No. L L1 H D E SW Standard
GM-HMSP-N18 16 10.5 5 6 NPT1/8"-27 12 SAE J514 /ENTON:4N
GM-HMSP-N14 20 15 5 6 NPT1/4"-18 17 C=Length of Magnet 
GM-HMSP-N38 21 16 5 8 NPT3/8"-18 19 D=Dimater of Magnet
GM-HMSP-N12 27 19.5 5 8 NPT1/2"-14 22 C and D can be adjust against the requiements
GM-HMSP-N34 29.5 19.5 5 8 NPT3/4"-14 27
GM-HMSP-N10 36.5 25.5 5 8 NPT1"-11.5 36 NdFeb magnet and Ferrite magnet can be choosen.
GM-HMSP-N114 38.5 26.5 5 8 NPT1.1/4"-11.5 46
GM-HMSP-N112 43 27.5 5 8 NPT1.1/2"-11.5 50  
GM-HMSP-N200 43.5 27.5 5 8 NPT2"-11.5 65

 

 

 

 Hexagon Steel Oil Drain Plug With O-Ring (Metric Thread)
Item No. A B C D E SW Remarks
GM-HMSP-M10 6 14 5 6 M10x1 14 C=Length of Magnet 
GM-HMSP-M12 6 16 5 6 M12x1.5 17
GM-HMSP-M14 7 19 5 6 M14x1.5 19 D=Dimater of Magnet
GM-HMSP-M16 7 22 5 8 M16x1.5 22
GM-HMSP-M18 7 22 5 8 M18x1.5 22 C and D can be adjust against the requiements
GM-HMSP-M20 8 23 5 8 M20x1.5 23
GM-HMSP-M22 8 27 5 8 M22x1.5 27
GM-HMSP-M26 8 31 5 8 M26x1.5 31 NdFeb magnet and Ferrite magnet can be choosen.
GM-HMSP-M27 9 32 5 8 M27x1.5 32
GM-HMSP-M30 10 36 5 8 M30x1.5 36
GM-HMSP-M33 11 40 5 8 M33x1.5 40  
GM-HMSP-M36 11 52 5 8 M36x1.5 52
GM-HMSP-M42 12 55 5 8 M42x2 55

 

 

 

 Hexagon Steel Oil Drain Plug With O-Ring (BSP Thread)
GM-HMSP-G18 6 14 5 6 G1/8" 14 C=Length of Magnet 
GM-HMSP-G14 6 17 5 6 G1/4" 17
GM-HMSP-G38 7 22 5 8 G3/8" 22 D=Dimater of Magnet
GM-HMSP-G12 7 27 5 8 G1/2" 27
GM-HMSP-G34 8 32 5 8 G3/4" 32 C and D can be adjust against the requiements
GM-HMSP-G10 8 40 5 8 G1" 40
GM-HMSP-G114 10 50 5 8 G1.1/4" 50
GM-HMSP-G112 12 55 5 8 G1.1/2" 55 NdFeb magnet and Ferrite magnet can be choosen.
GM-HMSP-G134 13 58 5 8 G1.3/4" 58
GM-HMSP-G20 14 62 5 8 G2" 62

 

 

Hexagon Aluminum Oil Drain Plug(Metric & BSP)
Item No. A B C D E SW Remarks
GM-HMAP-M10 6 14 5 6 M10x1 14 C=Length of Magnet 
GM-HMAP-M12 6 16 5 6 M12x1.5 17
GM-HMAP-M14 7 19 5 6 M14x1.5 19 D=Dimater of Magnet
GM-HMAP-M16 7 22 5 8 M16x1.5 22
GM-HMAP-M18 7 22 5 8 M18x1.5 22
GM-HMAP-M20 8 23 5 8 M20x1.5 23 C and D can be adjust against the requiements
GM-HMAP-M22 8 27 5 8 M22x1.5 27
GM-HMAP-M26 8 31 5 8 M26x1.5 31
GM-HMAP-M27 9 32 5 8 M27x1.5 32
GM-HMAP-M30 10 36 5 8 M30x1.5 36
GM-HMAP-M33 11 40 5 8 M33x1.5 40 NdFeb magnet and Ferrite magnet can be choosen.
GM-HMAP-M36 11 52 5 8 M36x1.5 52
GM-HMAP-M42 12 55 5 8 M42x2 55
GM-HMAP-G18 6 14 5 6 G1/8" 14
GM-HMAP-G14 6 17 5 6 G1/4" 17
GM-HMAP-G38 7 22 5 8 G3/8" 22  
GM-HMAP-G12 7 27 5 8 G1/2" 27
GM-HMAP-G34 8 32 5 8 G3/4" 32
GM-HMAP-G10 8 40 5 8 G1" 40
GM-HMAP-G114 10 50 5 8 G1.1/4" 50
GM-HMAP-G112 12 55 5 8 G1.1/2" 55
GM-HMAP-G134 13 58 5 8 G1.3/4" 58
GM-HMAP-G20 14 62 5 8 G2" 62

 

 

 

 Automotive Steel Oil Drain Plug Zinc Plated
Item No. A B C D E Thread SW Use for Auto Brand
GM-HASP-M10-1.5 6 12 5 6 M10x1.5 13 Ford Truck
GM-HASP-M12-1.25 6 12 5 6 M12x1.25 14/19  
GM-HASP-M12-1.5 6 12 5 6 M12x1.5 17 BMW,MERCEDES-Benz,
GM-HASP-M12-1.75 6 14 5 6 M12x1.75 13/19 GM
GM-HASP-M14-1.25 6 14 5 6 M14x1.25 19 Ford Truck
GM-HASP-M14-1.5 6 14 5 6 M14x1.5 19 Honda,Dodge Sprinter,Mercedes,Audi,VW,Passat,Bettle
GM-HASP-M14-1.5 6 14 5 8 M14x1.75 22  
GM-HASP-M18-1.5 7 15 5 8 M18x1.5 22 TOYOTA,Volvo
GM-HASP-M20-1.5 8 15 5 8 M20x1.5 23 Subaru
GM-HASP-M22-1.5 8 15 5 8 M22x1.5 27 BMW
GM-HASP-M24-1.5 8 15 5 8 M24x1.5 31 TOYOTA Truck
GM-HASP-M26-1.5 8 15 5 8 M26x1.5 31 Volvo,Mercedes-Benz,
 
GM-HASP-U12-20 6 12 5 6 UNF1/2"-20 19 GMC,Ford Truck
GM-HASP-U12-20 6 12 5 6 UNF1/2"-20 22.3 Ford
GM-HASP-U58-18 6 14 5 8 UN15/16"-20 23.9 GM,Corvette,
GM-HASP-U58-18 6 14 5 8 UN15/16"-20 25.4 GM,Corvette,
GM-HASP-U1116-20 8 15 5 8 UN11/16"-20 25.4 Mercedes Benz,Volvo
GM-HASP-U78-14 8 15 5 8 UN7/8"-14 28.6 GM,
GM-HASP-U34-16 8 15 5 8 UNF3/4"-16 25.4 Volvo,

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