Lamp holder: B22
Generally confirming to IS 4003 (I)1978
Speed preselection with setting wheel
The high quality chrome vanadium steel material
DHADOSN302X
Addison HSS Parallel Shank Twist Drills Jobber Series – BS 328 (1.02 – 1.99 mm) Size (mm):1.4 Lamp holder: B22Product Specifications Brand Addison Type HSS Shank Twist Drills Grade BS 328 Part 1 1986 Sizes available (mm) 1. 02, 1. 04, 1. 07, 1. 09, 1. 10, 1. 18, 1. 19, 1. 20, 1. 30, 1. 32, 1. 40, 1. 50, 1. 51, 1. 59, 1. 60, 1. 61, 1. 70, 1. 78, 1. 80, 1. 85, 1. 90, 1. 93, 1. 98, 1. 99