![]() I suspect that China is making some mag drills that are similar. I've used it about 30 times and it works just fine and hasn't tried to kill me like the high end drill did. Unibor Annular Cutter M2 Mag Drill Bit - Ideal for Mild Steel, Brass, Aluminium and Plastic Size 9/16' X 1', M2 HSS, 3/4 Shank, Pin Included 4.3 out of 5 stars 43 22.06 22. Three balanced cutting edges with 90 degrees are great for deburring and chamfering openings to pre-drilled holes. Ultra low profile mag drill - only 7 tall - with electromagnetic base Extremely low weight - only 21. High speed steel countersink with 3/4' arbor for magnetic drill press and spindles. Fixinus 3-Piece Magnetic Bit Holder Set, 1/4 Inch Hex Shank Extension Magnetic Drill Holder Magnetic Drill Quick Change Bit Set for Electric Drill Screwdriver - 50/100/150 mm 3.5 out of 5 stars 20 5.99 5. So soured on high end core drills, I bought a $300 core drill to drill a couple of 4" holes through 6" reinforced concrete. drill bits with a standard 3/4 Weldon shank. Clutch didn't work on the brand new rental drill and it about broke my wrists / arms / collar bone. ![]() + Klein Tools 53715SEN Flex Bit Placement Tool. Sold by EMILYPRO and ships from Amazon Fulfillment. The local rental place rents expensive high end Husquavas. EMILYPRO Flex Shank Installer Drill Bit Guide Tools/Cable Bit Bumper Balls for 1/4' Shank/in-Wall Drill Guide Kit 1-3/4' & 2-5/16' - S/4. I also pleasantly surprised myself with China special core drill on Amazon a few years ago. I have a Hougen HMD904 and it would be more than adequate for the job. And you get the primal feeling of POWER when you pull down hard on the handle and hear the motor slow down a little. 1854-1 3/4' Large Drill, 350 RPM The most hand-held power available in a specialty drill. In my time with mag drills, it usually takes longer and more effort to get the drill positioned than to drill the hole. MAG-BIT INDUSTRIES: Providing high quality products with great customer service. I think 150 7/16" holes through 3/4" is going to go quickly and not need power feed. P.S., do get a unit that takes annular cutters (3/4 weldon spindle), and a auxiliary Jacobs chuck, so that you can use the slugger bits in the future when drilling larger holes! Bit, core drill, broach cutter, core cutter, trepanning drill or cup-type. ![]() I don't have a specific brand/model recommendation but make sure it has the upward travel to fit the chuck and the 7/16 twist drill. 3/4 Diameter Mag Drill 1 Cut Length High Speed Steel M2 Made In England. It would make sense is if you were set up drilling larger holes with a mag drill, and had a few 7/16 to do as well. I don't know what size the slug is on a 7/16 slugger, but it can't be much more than 1/4 or so, meaning you are saving the effort of drilling a 1/4" hole. that advantage is basically lost under 1/2", and they cost a lot more too.Īs a way of visualizing the work savings, the size of the slug is a good guide. The big advantage of annular cutters is they remove less metal for a given size hole than a twist drill, and take proportionately less feed pressure. the annular cutter will dull really quickly on scale or rust, and resharpening one isn't nearly as easy as is a twist drill. Annular Cutter Set 6 Pcs, Weldon Shank 3/4, Cutting Depth 1, Outside Diameter 1/2 to 1-1/16 Inch, Mag Drill Bits Kit for Magnetic Drill Press by S&F STEAD & FAST 4.8 out of 5 stars 132 1 offer from 89. ![]() Smart Magnet TM circuitry for safe drilling on marginal surfaces.You really don't want to use an annular cutter if you are drilling hot rolled or rusty plate at 7/16.4-speed gear box powering through small and large holes.The Fein 4 x 4 magentic drill portable magnetic drill is made in the USA and comes with a 1 year factory warranty. Borui Mag Drill Bit 3/4 Inch Weldon Shank Two Flat 5pcs HSS M35 Cobalt. Smart Magnet circuitry will also shut down the drill motor in the unlikely case of the drill breaking away from the workpiece. mag drill cutterbosch drill bitsmini mag drillmag drills for saledrills sales. Only Fein offers integrated safety shields and "Smart magnet" circuitry that does not allow the drill motor to turn on in unsafe magnetic holding conditions. Fein 4 x 4 Magnetic Drill offers dependability and safety. ![]()
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