Five Machinery stocks are moving up in their overall rating this week, according to the Portfolio Grader database. Every one of these is graded an “A” (“strong buy”) or “B” overall (“buy”).

Snap-On Inc. (NYSE:SNA) is bettering its rating of C (“hold”) from last week to a B (“buy”) this week. Snap-on conceives, manufactures, and markets of tools, diagnostics, equipment, software, and service solutions for professional clients. In Portfolio Grader’s specific subcategory of Equity, SNA also gets an A. The stock price has risen 13% over the past month, better than the 4.8% increase the S&P 500 has seen over the same period of time. For more information, get Portfolio Grader’s complete analysis of SNA stock.

Valmont Industries (NYSE:VMI) is making headway this week, with the company’s rating improving to an A (“strong buy”) from a B (“buy”) last week. Valmont Industries manufactures fabricated metal products and mechanized irrigation systems. For more information, get Portfolio Grader’s complete analysis of VMI stock.

Mueller Water Products (NYSE:MWA) boosts its rating from a C to a B this week. Mueller Water Products manufactures a broad range of water infrastructure and flow control products for use in water distribution networks, water and wastewater treatment facilities, gas distribution systems and fire protection piping systems. Wall Street seems to agree with the upgrade and has propelled the stock up 12.8% over the past month. For more information, get Portfolio Grader’s complete analysis of MWA stock.

Lindsay Corp.‘s (NYSE:LNN) gets a higher grade this week, advancing from a C last week to a B. Lindsay Corporation manufactures and markets center pivot and lateral move irrigation equipment, as well as large diameter steel tubing, for use to irrigate agricultural crops. For more information, get Portfolio Grader’s complete analysis of LNN stock.

This week, Toro Co. (NYSE:TTC) pushes up from a B to an A rating. Toro is a designer, manufacturer and marketer of professional turf maintenance equipment and services, turf and agricultural micro-irrigation systems, landscaping equipment and snow removal products. For more information, get Portfolio Grader’s complete analysis of TTC stock.

Louis Navellier’s proprietary Portfolio Grader stock ranking system assesses roughly 5,000 companies every week based on a number of fundamental and quantitative measures. Stocks are given a letter grade based on their results — with A being “strong buy,” and F being “strong sell.” Explore the tool here.