With the yellow color coding you have come to know from Kärcher
Hex Reducing 2 9 HAF-503 Air Filter
Use on painted or galvanized metal surfaces
Allows unit to be ran at the normal household 240V for the professional
Walter Step Drill, Str 10-Step 1/4"-1-3/8"X3/8" 96 Bins With the yellow color codingDimensions Size Range 1 4" to 1 3 8" Shank Size 3 8" Sizes Included 1 4", 3 8", 1 2", 5 8", 3 4", 7 8", 1", 1 1 8", 1 1 4", 1 3 8" Number of Hole Sizes 10 Details Material M2Al Finish AlCrN Titanium Number of Pieces 1 Number of Flutes 2 Shank Shape Three Flat Item Step Drill,Str 10 Step 1 4" 1 3 8"x3 8" Description Step Drill,Str 10 Step 1 4 In. 1 3 8 In. x3 8 In. Restrictions WARNING: Cancer and Reproductive Harm For more information go to www.