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1. DREMEL LITHIUM ION CORDLESS ROTARY KIT
($70; dremel.com) Variable RPMs and 60 different bits mean you can grind and shape your boots to fit your feet.
2. G3 BONE SAW
($60; genuineguidegear.com) Weighing a scant 6 ounces, the 40-inch-long Bone Saw’s offset teeth cut through snow, ice, wood, and, yes, femurs too.
3. HOLMENKOL CARVE EDGE
($60; holmenkol.us) This easy-to-use side-edge sharpener adjusts from 85 to 90 degrees, and the pivoting sockets handle even the most wicked sidecuts.
4. SUN VALLEY SKI TOOLS ZUPR-TOUR WAX CUBE
($14; race-werks.com) The Swiss love this rub-on wax because it works on anything with a base and excels in warm conditions.
5. BURTON AL-1 TOOL
($10; burton.com) We like any tool that opens a beer. The 98-gram AL-1 does that and adjusts your ski or snowboard bindings.
6. LEATHERMAN JUICE KF4
($76; leatherman.com) The Juice has a file to detune your edges in a pinch, and three separate blades for those ornery plastic zip-ties.
7. ADVENTURE MEDICAL KITS POCKET SURVIVAL PAK
($30; adventuremedicalkits.com) Save yourself with this 3.9-ounce kit, which includes a fire starter and tinder, compass, scalpel, whistle, and even fishing gear – in case you spot a lunker.