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 "Hitachi dv20vb 1 2" research and recommendations
Hitachi DV20VB2 3/4-Inch Hammer Drill
Feature: ... 2 Mode Drill; 8.3 Amp; 4.9 Lbs; 3/4" chuck; Included accessories: Chuck key, side handle, depth gauge, carrying case ...more
Customer Reviews — [1] Rating: 4 Date: 2009-05-07 Summary: Great lightweight hammer drill, but poor in reverse ... Pros: Lightweight, good power, 2-mode, good case, speed-control dial Cons: WAY less speed and power in reverse Notes: If you see this model listed as a 3/4" hammer drill, it's the same drill. 3/4" is the concrete capacity, but the chuck is 1/2". Amazon has this drill double-listed here. I purchased this drill reconditioned, in a like-new condition, but with 1-yr warranty. One nice feature is the speed-control dial on the trigger. The trigger is pretty easy to control, speed-wise, but it's nice to have a speed limiter ...more
[2] Rating: 5 Date: 2008-01-10 Summary: Hardy drill, won't break ... I had this for a little less than a year. I've drilled cement the whole time with it, setting anchor screws. It's done great, never breaks a sweat, never a hint of problem. Not a problem like the previous reviewer has encountered. I do agree, this is like a 1/2" powered product. It's not super industrial I'm guessing......but it's still running strong and I've put it through the ropes so far. ...more
Editorial Reviews — ... Product Description | This 2 mode 3/4" Hammer Drill has a powerful 8.3 Amp motor that delivers 940 Watts out of power. A variable speed trigger aloows for precise control and the 2 modes of operation, "drill only" or "hammer drill" make this tool very versitle. Weighing only 4.9 lbs, the DV20VB2 is very well balanced and user freindly for the toughest jobs. Comes with a soft comfortable grip and depth gauge adjustemnt....more
Hitachi DV20VB2 1/2" Hammer Drill, 2-Mode, 8.3 Amp
Editorial Reviews — ... Product Description | The Hitachi DV20VB2 hammer/drill ease through brick, cement, concrete, metal, marble, granite, and other stone materials. It is the fastest, most durable hammer drill in its class. Hitachi DV20VB2 1/2" Hammer Drill, 2-Mode, 8.3 Amp One-piece cylindrical housing and aluminum die-cast inner cover and gear cover make this tool far more durable than competitive models No-load speed of 0-1,000/3,000 RPM and an impact rate of 0-13,000/39,000 BPM give this tool a best in class drilling speed...more
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