Built -up roof - A roofing composed of three to five layers of asphalt felt laminated with coal tar, pitch, or asphalt. The top is finished with crushed slag or gravel. Generally used on flat or low -pitched roofs.
Collar beam - Nominal 1 - or 2 -inch -thick members connecting opposite roof rafters. They serve to stiffen the roof structure.
Delamination - Separation of the plies in a panel due to failure of the adhesive. Usually caused by excessive moisture.
Frieze - In house construction a horizontal member connecting the top of the siding with the soffit of the cornice.
R Value - A measure of insulation. A measure of a materials resistance to the passage of heat. The higher the R value, the more insulating "power" it has. For example, typical new home's walls are usually insulated with 4" of batt insulation with an R value of R -13, and a ceiling insulation of R -30.
Ridge - The horizontal line at the junction of the top edges of two sloping roof surfaces.
Wall out - When a painter pray paints the interior of a home.
Yoke - The location where a home's water meter is sometimes installed between two copper pipes, and located in the water meter pit in the yard.
End "1 x 1 2 drill" research and recommendations
Drill Doctor DA02105PF Left Handed Reverse Twist 3/32-Inch to 1/2-Inch Chuck for the Drill Doctor Models DD500X and DD750X only
Feature: ... Holds left-handed (reverse twist) 3/32" to 1/2" drill bits; Fits Models DD500X and DD750X only ...more
Customer Reviews — [1] Rating: 5 Date: 2007-04-04 Summary: a must if you you own left handed bits ... Works well as does all the drill doctor products. If you have left handed bits this is a must have item as the normal chuck does not sharpen left handed bits-it actually makes them worse(I know I tried til it dawned on me that maybe a regular drill docor chuck will not sharpen them;drill doctor confirmed this via customer service phone call). ...more
[2] Rating: 4 Date: 2006-08-23 Summary: Left Handed Bits ... If you have any left handed Bits this chuck is the perfect add-on to your drill doctor, works great. ...more
Editorial Reviews — ... Product Description | This left-handed chuck is designed to work with Drill Doctor Models 500X and 750X. Works with bit size range of 3/32in. to 1/2in. Chuck Key Type: Left Handed...more
Irwin Tools 324005 Drill Bit, 1/2 x 11 x 16 Spline 2C
Feature: ... Chrome Vanadium Spring Steel shaft that is through-hardened for Superior Durability; Shot-peened, double tempered finish reduces breakage; Copper braze material gives high heat resistance and reduced tip loss; Universal Spline Shank fit ...more
Editorial Reviews — ... Product Description | Fits all spline shank rotary hammers. Patented flute geometry removes dust from the hole quicker for fast drilling and long life. Shot peened, double tempered finish reduces breakage. Copper braze materials gives high heat resistance for reduced tip loss. All tips made to ANSI specifications. No. 324001: 3 8'' x 8'' x 13'' No. 324004: 1 2'' x 8'' x 13'' No. 324005: 1 2'' x 11'' x 16'' No. 324011: 5 8'' x 6'' x 11'' No. 324012: 5 8'' x 11'' x 16'' No. 324018: 3 4'' x 8'' x 13'' No. 324019:...more
End "1 x 1 2 drill" resources and offers
