I am in the tool business. Have been for 29 years. We just added Woodpeckers to our line and we are promoting them. I will send you a Woodpecker tool of your choice if you will write and post a review here. See below for the Woodpeckers tool that I think you might like based on your post. Thats all there is. I send you a tool. You use it and post what you think of it. I am Tom Walz and you can call me at 800 346-8274 with questions or email president@carbideprocessers.com. 1. Mini square 3 ½ by 1 Ύ. 2. Triangle machined to 0.001 ( 1 / 1,000 inches) Llarge one is 6.25 <O3. There is a stainless steel gauge block machined to 0.0003 (3 / 10,000 inches ) which is 1 Ύ. <O4. 12 T square.<O