Sewak Industries is the manufacturer and exporter of Magnetic Base with Rotary Type "on / off" Knob. Sewak Industries offers various types engineering tools under the trademark `Giant Magnetic Tool`. The Magnetic Base with Rotary Type "on / off" knob is used for easy movement. This is suitable for stem dial gauge 8mm and lug fixing. The model number of Magnetic Base with Rotary Type "on / off" Knob is 7010. The size of the base is 45 x 48 x 50 mm [L x W x H] and the height is 235 mm. The size of main shaft is 12 x 18 mm. The weight of the magnetic pull is 40-50 kgs.