The TM-46 mine is a large circular metal cased Russia

Russia

Russia or , officially known as both Russia and the Russian Federation , is a country in northern Eurasia. It is a federal semi-presidential republic, comprising 83 federal subjects...

n anti-tank mine

Anti-tank mine

An anti-tank mine, , is a type of land mine designed to damage or destroy vehicles including tanks and armored fighting vehicles....

. The TMN-46 is a variant of the mine fitted with a secondary fuze

Fuze

Fuze Beverage, commercially referred to as just Fuze , is a manufacturer of teas and non-carbonated fruit drinks enriched with vitamins. Currently the brand consists of five vitamin-infused lines: Slenderize, Refresh, Tea, Defensify, and Vitalize...

 well on the bottom (where it cannot be seen) which is slightly off-set from the centre of the mine. This secondary fuze well can be fitted with a pull-fuze which functions as an anti-handling device

Anti-handling device

An anti-handling device is an attachment to or integral part of a landmine or other munition e.g. some fuze types found in air-dropped bombs such as the M83, cluster bombs and sea mines. It is specifically designed to prevent tampering. When the protected device is disturbed it detonates, killing...

. The mine is found in many countries in Africa, the Middle East and South East Asia.

Because the TM-46 has a metal casing it is very easy to detect with a mine-dectector. However, mine-fields containing TM-46s may have also been sown with minimum metal mine

Minimum metal mine

A minimum metal mine is a land mine that is designed to use the minimum amount of metal in its construction . Both minimum metal anti-tank and anti-personnel mines exist. Some designs contain almost no metal at all...

s e.g. the PMA-2

PMA-2 mine

The PMA-2 is a Yugoslavian blast antipersonnel mine. Sometimes referred to as the 'Pašteta', due to its superficial resemblance to a meat-pâté tin. The mine is constructed from dark green plastic, with a distinctive plunger which has six petals radiating from it.- Overview :The mine is armed by...

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Specifications

• Diameter: 305 mm
• Height: 108 mm
• Operating pressure: 120–400 kg (21 kg tilt pressure)
• Weight: 8.6 kg
• Explosive content: 5.7 kg of TNT
• Fuzes:
  • MV-5 pressure.
  • MVM pressure.
  • MVSh-46 tilt rod.