This is 19 piece set with metal case, diameter from 1 to 10 mm, in 0.5 mm increments. We separated from original bulked packed Bosch product and put them in a generic drill bit case. High performance Drill bits for contractor and tradesmen. Obtained from bulk packed drill bits from Bosch. MODEL 1: Cobalt bit HSS-Co. Bosch Metal Cobalt drill bits HSS-Co. Cobalt alloy drill bits from Bosch suitable for use on alloyed and non-alloyed Steel, Stainless Steel, cast Iron, cast Steel and acid or heat resistant Steels. Resistant to heat and wear. Solid alloy bits features no coatings, can be regrind back to factory performance after heavy wear. More details on specs and dimension, go to Bosch’s site:. The item “19 Pc SET Bosch Cobalt Drill Bit HSS-Co for Stainless Steel (1-10 mm, 0.5 incr)” is in sale since Sunday, November 12, 2017. This item is in the category “Home & Garden\Tools\Power Tools\Drill Bits”. The seller is “chuck_mal” and is located in Petaling Jaya. This item can be shipped worldwide.

• Brand: Bosch
• Type: Cobalt
• Model: HSS-Co