Class "A - " Optimum fire rating issued by Underwriter's Laboratories on roofing. The building code in some areas requires this type of roofing for fire safety.
Electrical Rough - Work performed by the Electrical Contractor after the plumber and heating contractor are complete with their phase of work. Normally all electrical wires, and outlet, switch, and fixture boxes are installed (before insulation).
Estimate - The amount of labor, materials, and other costs that a contractor anticipates for a project as summarized in the contractor's bid proposal for the project.
Hurricane clip - Metal straps that are nailed and secure the roof rafters and trusses to the top horizontal wall plate. Sometimes called a Teco clip.
Partition - An interior dividing wall. Partitions may or may not be bearing.
Plate - Normally a 2 X 4 or 2 X 6 that lays horizontally within a framed structure, such as:
Punch out - To inspect and make a discrepancy list.
Sash balance - A device, usually operated by a spring and designed to hold a single hung window vent up and in place
Sewer lateral - The portion of the sanitary sewer which connects the interior waste water lines to the main sewer lines. The side sewer is usually buried in several feet of soil and runs from the house to the sewer line. It is usually 'owned' by the sewer utility, must be maintained by the owner and may only be serviced by utility approved contractors. Sometimes called side sewer.
Solid bridging - A solid member placed between adjacent floor joists near the center of the span to prevent joists or rafters from twisting.
Variable rate - An interest rate that will vary over the term of the loan.
Warping - Any distortion in a material.
End "Keyless chuck" research and recommendations
Dremel 4486 MultiPro Keyless Chuck
Feature: ... Chuck allows quick and easy accessory changes without changing collets; Accepts accessories with 1/32-Inch to 1/8-Inch shanks; For use with DREMEL rotary tool models 275, 285, 395, 398, 750, 770 and 781 ...more
Customer Reviews — [1] Rating: 5 Date: 2010-07-21 Summary: Great little addition ... I had a lot, and man I mean "A LOT' of assorted grinding stones and polishing wheels that were driving me crazy, seemed like every time I had to use my Dremel I had to change the dang collet, I know, "big deal, you had to wait a minute." but now I attached it to the end of my flex attachment, works great !! switching bits is a breeze, don't have to worry about it not being the right collet or not. I found only one problem, I should have gotten two of them. I will be ordering a second one this weekend. ...more
[2] Rating: 5 Date: 2010-06-30 Summary: What a great accesory - Excelente accesorio ... This accessory is great. Very quick bit changing and as far as I've used it, I had never experience any lack of strenght in holding the bits. With this accessory you can use a great variety of bits even if them are not original. Excelente accesorio. Supremamente fácil de intercambiar las brocas y puntas de la herramienta, a diferencia de algunos reviews, no he experimentado falta de fuerza para sostener las puntas. Este accesorio permite utilizar una gran variedad de brocas, inclusive si estas no son originales. ...more
Editorial Reviews — ... Product Description | Dremel 4486 Dremel Keyless Chuck...more
Proxxon 28941 MICROMOT Three Jaw Keyless Chuck
Feature: ... Allows to quickly and easily change accessories without having to use a chuck; Hand tight pressure is all that is required for secure installation of accessories; Precision manufacture provides keyless chuck with excellent balance for the optimal concentricity ...more
Customer Reviews — [1] Rating: 5 Date: 2010-02-19 Summary: Made the same dumb mistake! ... Grrr me too! It seems Amazon needs to fix this up. It is probably the fault of customers like us, who continually buy it and amazon's web computer just puts them together. ...more
[2] Rating: 4 Date: 2009-09-15 Summary: Does NOT Work with the Proxxon IB/E Professional Grinder ... This looks like a quality item, but please note that it does not work with the Proxxon IB/E Professional Grinder. I ordered this 3-jaw chuck from Amazon when I ordered a Proxxon 38481 rotary tool for my workplace, and was disappointed to find that the #28941 3-jaw chuck does not work with the #38481 grinder. It screws on fine but there are not enough screw threads protruding from the grinder to make the 3-jaw chuck close correctly. (Users of old model Dremel tools might remember a similar problem with Dremel's 3-jaw ...more
Editorial Reviews — ... Product Description | Allows to quickly and easily change accessories. Fits all MICROMOT rotary tools (except the Engraver GG 12, the Professional Grinder IB/E and the Flexishaft 110/P), Angle Attachment WS 90 and MICRO Mill MF 70. Will accept 1/32'' to 1/8'' (1,0 - 3,2 mm) shanks. Thread: M8 x 0,75 mm.Proxxon tools come with a 2 year factory warranty....more
Mini Keyless Hand Chuck 1/4" Shank for Micro Drill Bits
Feature: ... Capacity: 0-.125" drill bits; Shank: 1/4" hex; Black Oxide Finish With Knurled Aluminum Chuck; Overall Length: 2.5" ...more
Customer Reviews —
Editorial Reviews — ... Product Description | Designed to be mounted in a drill chuck, or may be used by hand. 1/4" shank is suitable for use in a cordless drill or drill press. ...more
End "Keyless chuck" resources and offers