Product category:
Portable power tools
News Release from: Metabo | Subject: KHE-D28 rotary hammer
Edited by the Manufacturingtalk Editorial
Team on 15 April 2004
Rotary hammer provides constant speed
D-handle rotary hammer provides consistent speed between load and no-load, making it ideal for through-drilling and light chiseling in all masonry materials as well as steel and wood.
Metabo Corporation, a leading international manufacturer of professional grade portable electric power tools and abrasives for industrial, construction and welding applications, has introduced a new D-handle rotary hammer for use in a wide variety of drilling and chiseling applications The new KHE-D28 rotary hammer provides consistent speed between load and no-load, making it ideal for through-drilling and anchor setting as well as light chiseling in all masonry materials, including concrete and stone, as well as steel and wood
This article was originally published on Manufacturingtalk on 29 Mar 2002 at 8.00am (UK)
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With a maximum tightening torque of 159inlb, this hammer drill offers 3/4in drilling capacity in concrete, 1/2in capacity in steel, and 1-1/2in capacity in softwood.
The new KHE-D28 rotary hammer features vario tacho constamatic (VTC) full-wave electronic speed control that enables the tool to maintain a virtually constant speed between load and no-load for maximum drilling speed.
Additionally, the tool incorporates a rotation stop with 12 selectable positions for efficient and comfortable light chiseling.
A powerful 8.2 A motor provides a force of blows of 0-2.5 joules at 0-4,600 blows per minute, and no-load rev/min of 1-1,000.
Drilling capacity of the KHE-D28 is 1-1/8in in concrete, 1-9/16in in wood, and 1/2in in steel.
A quick-change three-jawed keyless chuck system allows rapid installation of accessories for drilling into non-masonry materials.
The KHE-D28 D-handle design improves operator control, especially in overhead or down-drilling applications.
The rotary hammer's 360deg adjustable side handle is rubber coated for greater operator control and comfort.
A large knob for quickly changing from percussion with rotation drilling to rotation only enables the operator to switch modes without removing his protective gloves.
The KHE-D28 features a gooseneck steel depth gauge for drilling depth accuracy when setting anchors, as well as variable speed and a reverse feature for efficient drilling into a variety of materials.
For improved tool life, the new KHE-D28 features a winding protection grid that deflects airborne debris for increased motor life by up to five times in dusty environments, as well as an S-automatic safety clutch that helps protect the operator and tool if a bit should jam.
Heat generated during operation is quickly dissipated by the tool's die cast aluminum gearbox.
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