Articles on Use Your CNC Machine and Mach3/LinuxCNC for 3D Printing, An Electronic Dividing Head (Part 2), Basic Feeds and Speeds (Part 3) Intermediate CNC Feeds and Speeds, Along the G-code Way: Support Structures for 3D Printing, The Mechatronist - A Magnetic Gear Clock (Part 3), The Professional Digital Machinist - Getting Serious about Tapping in the Small Shop with Tapping Heads.
Shipping is combined on multiple items if paid for at the same time.
I combine shipments for items purchased within the same week.
Second Chance offers are usually sent after the last item of the day.
If you are bidding on more than one item wait until the close of the last item and then request an invoice.
Ebay is bad at combining shipping. Do not pay until you receive the invoice from me with combined shipping.