Grizzly G7948, G7947 Column and Base, Table Support, Components and Hardware Needed Qty

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Column and Base

Components and Hardware Needed:	Qty
Base	1
Column	1
Hex Bolts M12-1.75 x 45	4

The column must be secured on the base to properly assemble your drill press.

To secure the column to the base:

1.Place the column on the base and align the mounting holes.

2.Secure the column to the base with the four hex bolts, as shown in Figure 6.

Figure 6. Column secured to base.

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Table Support
Components and Hardware Needed:	Qty
Table Support Assembly	1
Pinion	1
Crank Handle	1
Handle	1
Large Lock Lever	1
Small Lock Lever	1

The table support must be installed as described to properly assemble your drill press.

To install the table support:

1.Place the pinion in the table support, as shown in Figure 7, so the pinion and gear teeth mesh together.

Figure 7. Pinion correctly installed in table

support.

G7947/G7948 12 Speed Floor Drill Press

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Contents Model G7947/G7948 G7947 G7948Page Table of Contents Warranty and Returns Contact Info IntroductionForeword Machine Data Sheet Other Related Information G7948 Machine Data Sheet 17-1/2 Column Lock Lever Locks table height IdentificationTable Height Crank Raises/lowers table Safety Safety Instructions for MachineryAlways Lock Mobile Bases if Used Before Operating Machinery Safety for Drill Presses Circuit Requirements 110/220V OperationAmperage Draw Circuit RequirementsGrounding Extension Cords110V Operation 220V OperationSET UP Set Up SafetyItems Needed for Set Up UnpackingInventory Hardware Recognition Chart Clean Up Site ConsiderationsFloor Load Working ClearancesTo install the table support Column and BaseTable Support Components and Hardware Needed QtyHandles and lock levers installed Headstock is Very Heavy. You Must Assistance when movingHeadstock Spindle Drill Chuck & ArborTo assemble the drill chuck and mount it to To install the downfeed handles Downfeed Handles Belt Cover KnobLight 110V Only To install the tableTo install a light bulb in the drill press Test Run Floor Mounting Mobile Base MountingTo make and use the base plate Recommended AdjustmentsFactory adjustments that should be verified Operation Safety Installing/Removing To install a drill bitOperations To remove a drill bitLubrication Suggestions Using the Drill Bit Speed ChartChoosing Speeds Changing Speeds To change speedsDrilling Depth Stop Adjusting Table Table HeightTable Rotation Table TiltArbor Removal To remove the drill chuck and arborAccessories G5753-Drill Press ViseG3640-Power Twist V-Belt 1⁄2 x H1300 H1298 G7984 H2347 H0736Maintenance Service About ServiceTroubleshooting Motor & ElectricalPulley is loose Remove pulley Drill Press Operations Depth Stop Feed Shaft Spring Calibration Loosening cover and jam nut Power and light switch assembly Electrical ComponentsG7947/G7948 Wiring Diagram G7947 Stand/Table Breakdown G7947 Headstock Breakdown G7947 Parts List DescriptionPVA26 G7948 Stand/Table Breakdown G7948 Headstock Breakdown G7948 Parts List PVA29 Warranty and Returns Warranty Card CommentsGrizzly INDUSTRIAL, INC BOX BELLINGHAM, WAPage Call Today For a Free Full Color Catalog

G7947, G7948 specifications

The Grizzly G7948 and G7947 are powerful, professional-grade milling machines designed for precision metalworking. These models cater to the needs of machinists and hobbyists alike, combining innovation with robust features ideal for various milling tasks.

The Grizzly G7948 is a vertical mill with a large working table, allowing users to handle bigger workpieces efficiently. It features a 2 HP motor, providing a spindle speed range from 50 to 3,000 RPM, enabling operators to tackle a wide range of materials and applications. The G7948’s dovetail column ensures stability and rigidity, minimizing vibrations during operation, which is crucial for achieving precision in milling tasks.

On the other hand, the Grizzly G7947 is a versatile combination of a lathe and a mill, perfect for those looking to maximize functionality in a smaller workspace. It also boasts a robust 1 HP motor, allowing for smooth operation with adjustable spindle speeds, enhancing its versatility. The G7947 is particularly user-friendly, featuring a quick-change tool post that facilitates faster tool swapping and changeovers, which is a significant advantage when working on multiple projects.

Both models come equipped with advanced features such as a digital readout (DRO) system that aids in precision measurements. The DRO provides real-time feedback on the machine's positioning, helping eliminate guesswork and ensuring accuracy. Additionally, the machines' power feed for the table enhances efficiency, making it easier for users to execute repetitive tasks without the strain of manual cranking.

Another notable characteristic of the Grizzly G7948 and G7947 is their user-friendly controls, designed with ergonomics in mind. The intuitive layout ensures that operators can easily navigate through the machine’s settings, allowing for quicker setup times and smoother workflow.

Lastly, the sturdy construction of both milling machines means they are built to withstand rigorous use, making them reliable choices for both industrial applications and serious hobbyists. These models exemplify Grizzly's commitment to quality and performance, making them exceptional additions to any workshop.