supply of 1. torque wrench with adjustable, interchangeable ratchet head/open end insert having controlled bi directional tightening with other specification as below. 1. torque range: 10-50 nm (7.5-37lbf.ft) 2. weight: 1.00 kg. or less. 3. length: 400 mm or less. 4. material: steel higher grade 5. square drive size: 1/2 inch. 6. least count: 0.5 nm. 7. open end head of size 9*12: 13mm, 17 mm, 19 mm (open end). 8. 1/2 inch socket of size: 13mm, 17 mm, 19 mm. item to be supplied with its purchase and testreport certified by oem/govt. recognized agencies. the torque wrench is made up of 6140 grade chrome venedium steel or stainless steel.2. torque wrench with adjustable, interchangeable ratchet head/open end insert having controlled bi directional tightening with other specification as below. 1. torque range: 10-50 nm (7.5-37lbf.ft) 2. weight: 1.00 kg. or less. 3. length: 400 mm or less. 4. material: steel higher grade 5. square drive size: 1/2 inch. 6. least count: 0.5 nm. 7. open end head of size 9*12: 13mm, 17 mm, 19 mm (open end). 8. 1/2 inch socket of size: 13mm, 17 mm, 19 mm. item to be supplied with its purchase and testreport certified by oem/govt. recognized agencies. the torque wrench is made up of 6140 grade chrome venedium steel or stainless steel. , torque wrench with adjustable, interchangeable ratchet head/open end insert having controlled bi dire ctional tightening with other specification as below. 1. torque range: 10-50 nm (7.5-37lbf.ft) 2. weight: 1.00 kg. or le ss. 3. length: 400 mm or less. 4. material: steel higher grade 5. square drive size: 1/2 inch. 6. least count: 0.5 nm. 7 . open end head of size 9*12: 13mm, 17 mm, 19 mm (open end). 8. 1/2 inch socket of size: 13mm, 17 mm, 19 mm. item to be supplied with its purchase and testreport certified by oem/govt. recognized agencies. the torque wrench i s made up of 6140 grade chrome venedium steel or stainless steel. [ warranty period: 30 months after th e date of delivery ] ]