The 6-Piece MaxxPro plus Screwdriver Set have slip resistant micro fiber surface panels perfect for working on oily or wet conditions. The anti-slip micro fiber panels keep the screwdriver firm in the hand while the soft polypropylene component handle provides outstanding handling and comfort. The set consists of 5/32 in. x 3 in., 7/32 in. x 4 in. 1/4 in. x 6 in., 5/16 in. x 6 in. slotted and #1 x 3 in., #2 x 4 in. Philips. The matt chromium plated blades are made of the finest high alloy special steel. The black tips are for precision use.