The Marten Hale hand grenade, which can be also fitted to any type of service rifle. Hale time grenade, bomb is thrown, the ignition of the time-fuse does not occur until the grenade reaches a distance equal to the full length of the line, causing the line to pull out the friction-tube. French bracelet grenade, which hooked around the wrist with a strap, jam or beef tins filled with explosives and fitted with a fuse, effective work at short range. 1915