ITEM NAME:Set 20 Brass Push Button Oiler fit for Engine Hit Oil Grease Metal Tool 6x6mm 20pcs 6x6mm Brass Push Button Press Fit For Ball Oiler Nipple Hit & Miss Engine Motor Lathe Mill SPECIFICATIONS.20pcs 6x6mm Brass Push Button Press Fit For Ball Oiler Nipple Hit & Miss Engine Motor Lathe Mill. Item included: 20 x Oiler Push Button. Suitable for: Hit & Miss Engine Motor, Lathe mill. Material: Brass.