South India Trading Co.
New No. 132, Old No. 163, Broadway
Chennai- 600108, Tamil Nadu (India)
Arrow Instruments Calibration
6/875, Lakshmi Nagar, Near Government School Thoppampatti
Coimbatore- 641017, Tamil Nadu (India)
S. Saify & Co., (Madras)
Old No. 12, New No. 40, Errabalu Street
Chennai- 600001, Tamil Nadu (India)
Precision Tools Centre
No. 105 (Old No. 51), Armenian Street Rehmat Manzil, Ground Floor
Chennai- 600001, Tamil Nadu (India)
SSK Engineering Works
No. 41, Singarampillai Street, Mugapair Road, Mannurpet
Chennai- 600050, Tamil Nadu (India)