in the pockets of my labcoat: Upper left- 2" wide metal spatula, 1" wide metal spatula, stanley knife (proper one, steel bodied, spare blades in oiled paper inside), calibrated scoring tool (for putting a line 12.7mm from the edge of bits of aluminium). Upper right- two or three ball point pens, fine black marker, slightly chunkier marker, really chunky marker, silver paint pen, gold paint pen, 15cm steel ruler with depth feeler/pocket clip Lower left and right (not consistant): kevlar gloves (for cutting, handling sharp stuff), nitrotough gloves (for reasonably hot stuff, anything needing good grip), often a pair or two of disposable nitrile gloves, a notebook and some post it notes. Somtimes a big pair of scissors. Occasionally samples.