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The BIG John Floating Coin Frame is perfect for displaying coins, medallions, pendants, badges, and so much more!
Display your favourite metal detecting finds with a unique floating / levitating effect.
The BIG John Detectorists Loupe features an impressive 40x magnification through a 25mm lens, making it ideal for identifying small markings on metal detecting finds including dates on coins, silver markings, clarity of diamonds.
The BIG John Gold Testing Kit not only evaluates the Karat and purity of Gold, but it is also a Precious Metal Testing Kit. You can test for Gold, Silver and Platinum.
The BIG John Detectorists Diamond Tester is a portable electronic diamond testing device used to distinguish real diamonds from fake or simulated stones. Ideal for the metal detectorist to test their finds. You never know, it may just be the crown jewels!
Our Big John Metal Detecting Sand Scoop size Large is a full round design with a long handle. It measures 21cm in diameter, 32cm deep and is perforated with 8mm drainage holes allowing for fast drainage. The 1m long handle is perfect for use in chest deep water and gives great leverage. The Big John Sand Scoop size Large is… big, perfect for scooping up your find before the next wave rolls in, it is a sand eater.
The BIG John Detectorists Pocket Scale is highly accurate, and capable of measuring jewellery, diamonds, gold nuggets, coins and treasures up to 500g in weight, to an accuracy of 0.01g. Now you can reliably weigh your gold finds with confidence!
The BIG John Grappling Hook comes in handy when pulling out heavy finds, especially if you need to lift the object out of the water like you would when magnet fishing from a bridge.
The BIG John Metal Detecting Hand Digger is an essential metal detecting accessory and tool that every detectorist must have by default as part of their kit.
The BIG John Hand Digger is especially useful when detecting in well-manicured lawns where you want to leave no trace that you had every detected there.
Dive into the rich terrains of fields, parks, and historical Anglo Boer war soils with the BIG John Relic Spade. Designed for metal detecting when those instances where a hand digger isn’t enough, this spade is crafted from 2mm thick 304-grade stainless steel, epitomizing quality and resilience. Its serrated and sharpened edges cut effortlessly through roots and tough patches. The blade’s unique tapered and curved design ensures not only the extraction of neat plugs but also reduces soil adhesion, a step-up from traditional flat spades.
The BIG John Metal Detecting Gloves are a must-have for any keen metal detectorist. Protect your hands and fingers from hidden glass, rusty shards and other unseen objects while digging for targets.
The BIG John Brass Jewelry Brush is made of soft brass bristles which are ideal for safely polishing up your metal detecting finds or jewelry.
The BIG John Mini Pick is ideal for metal detectorists hunting for targets in hard ground and clay as can be found in the South Africa veld.
Weighing only 450g, the BIG John Mini Pick can be carried with ease. The pick head can be separated from the wooden handle for easy storage and safe transportation.
The 130kg Big John Fishing Magnet is compact in size making it perfect to start Magnet Fishing. It is a double-sided Neodymium magnet, consisting of 2 magnets on either side effectively giving you a combined strength of 260kg’s, which gives you the benefit of twice the surface area to snatch objects, effectively doubling your chances to attract something great.
This fishing magnet measures 60mm in diameter and 30mm in thickness making it an excellent choice for magnet fishing. At only 1.2kg’s it is light enough to carry in your backpack and take along hiking, boating or wherever your adventures take you. Despite its compact size it still offers serious lifting strength of 130kg on both sides (260kg combined strength) guaranteed to give you the best opportunity for a rewarding catch.
The Big John Magnet Fishing Rope – 150kg with Carabiner is perfect for magnet fishing. With a breaking strain of 150kg it is suited to our strongest fishing magnets. At 10m it gives ample distance for casting your fishing magnet.
The 200kg Big John Fishing Magnet is a single sided Neodymium magnet also commonly referred to as a “pot magnet”.
This Big John Fishing Magnet measures a wide 75mm in diameter for a larger surface area to catch underwater metal objects. It is 18mm in thickness making it an excellent choice for magnet fishing. Weing only 1kg it is light enough to carry in your backpack and take along hiking, boating or wherever your adventures take you. Despite it’s compact size it still offers serious lifting strength of 200kg, perfect for magnet fishing.
The Big John Metal Detecting Relic Spade: Mini Edition is a 3/4 length spade with a narrow, serrated blade and sharp-angled tip. Ideal for coin-shooters needing to dig small, neat plugs.
Designed specifically for use in well-maintained gardens and parks where you need to dig smaller and neater plugs than you would in a field.
The BIG John Finders Pouch – MAX is the ultimate finds pouch. The finds pouch, made from heavy-duty Riptech waterproof canvas, is modular with a removable pocket/pouch and pinpointer holster that can be moved to the ideal position, making it comfortable for both right/left-handed metal detectorists. Four large pockets with rugged YKK zippers mean you can safely store your valuable finds, junk finds, accessories and snacks in separate pockets. The waist strap is adjustable and removable, allowing you to fasten the pouch to your belt if preferred.
Maximize your metal detecting with the BIG John All-Terrain Finds Pouch. Durable, versatile, and ideal for both land and sea, it features efficient drainage, ample storage, and a comfortable, compact design. Get your essential detecting companion today at MDSA.
The Big John 350kg Fishing Magnet is a single-sided Neodymium magnet also commonly referred to as a “pot magnet”.
This Big John Fishing Magnet measures a wide 90mm in diameter for a larger surface area to catch underwater metal objects. It is 18mm in thickness making it an excellent choice for magnet fishing. weighing only 1.2kg it is light enough to carry in your backpack and take along hiking, boating or wherever your adventures take you. Despite its compact size it still offers serious lifting strength of 350kg, perfect for magnet fishing.
The 800kg Big John Fishing Magnet is the strongest in our magnet fishing range. It is a double-sided Neodymium magnet, consisting of 2 magnets on either side effectively giving you a combined strength of 1600kg’s, which gives you the benefit of twice the surface area to snatch objects, effectively doubling your chances to attract something great.
A magnet of this size, 135mm in diameter and 40mm in thickness, together with its insane pulling strength of 800kg on both sides (1600kg combined strength) is guaranteed to give you the best opportunity for a rewarding catch.
The BIG John Gold Sluice is a first in South Africa and will have you finding gold nuggets and fine gold in no time.
Weighing only 3.3kg and being very compact once folded away, the BIG John Gold Sluice easily fits in your backpack or the back of your car.
The 400kg Big John Fishing Magnet is a popular choice for Magnet Fishing due to its size, yet it is super strong. It is a double-sided Neodymium magnet, consisting of 2 magnets on either side effectively giving you a combined strength of 800kg’s, which gives you the benefit of twice the surface area to snatch objects, effectively doubling your chances to attract something great.
This fishing magnet measures 107mm in diameter and 35mm in thickness making it an excellent choice for magnet fishing. It boasts a hefty lifting strength of 400kg on both sides (800kg combined strength) guaranteed to give you the best opportunity for a rewarding catch.
The Nokta LG28 Search Coil (11” )waterproof search coil is a high-quality part that is compatible only with Nokta “The Legend” Series. It comes with a coil cover and mounting hardware to attach it. The Search Head measures 11″ in diameter.
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