21/64" x 12" Cobalt Aircraft Extension Drill Bit Shopify Collective expansion feature permits reamer to

expansion feature permits reamer to be resharpened many times to its original diameter therefore saving on replacement costs

as opposed to the standard bit length of 25 mm

The Tekton 13-tool L-key holder is a low profile organization solution for your L-keys that provides easy access to each tool without having to move others out of the way

to prevent round-off • Made of premium chrome vanadium steel with a mirror chrome finish

Part Number DWTH1316-440

21/64" x 12" Cobalt Aircraft Extension Drill Bit Shopify Collective expansion feature permits reamer toProduct Description Cobalt drill bits are are effective in drilling tough, high tensile strength materials such as cast iron, inconel, stainless steel and titanium. They display high red hardness, permitting speeds up to 30% greater than with conventional M2 high speed steel. They have a 135 split point tip for fast penetration and accurate drilling. Compared to a conventional 118 degree tip, these drills wont go "walking" on you. Ideal for drilling