Harig Ultra-Grind No. 5C-V

Harig’s enhanced version of the Grind-All No. 1; this ultra-precise combination 5C collet/v-block fixture is the most versatile unit in the Harig line. Quick, easy changeover from collet to v-block while maintaining “tenths” accuracy, the Ultra-Grind is the toolroom solution for grinding punches, core pins, and EDM electrodes.

Also used for precision indexing, inspecting, milling, boring, and radius dressing. Lube and purge port permits additional EDM applications, while advanced bearing is ideal for motorization. Complete line of accessories complements the Ultra-Grind.

When a precision combination 5C collet/v-block fixture is needed, the Ultra-Grind is up to any toolroom task. Reliability backed by Harig’s trademark service.

Features:

• Hardened and ground tool steel with solid one piece construction
• Preloaded ball and race design provides highest accuracy bearing, ideal for motorization
• 360 degree graduated dial for convenience
• 24 division index plate with precision index pin locks in every 15 degrees to +/- 10 seconds
• 2 adjustable stops work with stop pin to set accurate angles between index locations
• Locking screw locks spindle at any position between indexes
• U-Clamp and screw secure piece part in v-block
• Removable v-block makes accurate 5C collet use easy
• Lube and purge port permits more EDM applications
• Narrow profile maximizes work area under grinding wheel
• Mounting holes on base of unit for use with Harig accessories
• Lightest fixture of its kind for easy handling
• 1/2″ 5C collet included
• Includes carrying case for protective, dust-free storage
• Full repair service and replacement parts available

Specifications:

• V-Block Capacity: 1-1/4″
• Collet: 5C up to 1″
• Center Height: 3.000″
• Through Hole: 1-3/16″
• Graduation: 360 degree
• 24 division indexing 10 seconds
• Purge Port: 1/8 NPT tapped every port
• Spindle Run-out: 0.00005
• V-Block within 0.0001
• Square and parallel to 0.0001
• Weight: 14 lbs.

Accessories:

SUPER WEE-BLOCKS (# 065-100)

• Accurately holds small parts from 0.030″ to 9/32″
• Set consists of 2 wee-blocks and 2 bridges
• Retaining bars: (2) 5/32″, (2) 1/8″, (1) 1/16″
• Hardened and ground to “tenths” accuracy
• Includes case

BASE-PLATE AND TAIL-STOCK (# 015-100)

• 4″ x 11″ with rail
• 6″ capacity between centers
• 18″ base-plate also available
• Hardened and ground tool steel

SINE-CHUCK (# 105-100)

• 6″ x 6″ with 2 rails
• Permanent magnet
• Single angle (5″ sine)

SINE-PLATE (# 055-100)

• 4″ x 6″ with 2 rails
• Single angle (5″ sine)
• 0.200 minute angle step
• Hardened and ground tool steel

ULTRA-GRIND MOTOR ATTACHMENT (# 210-70)

• Includes motor, bracket, and drive belt
• Mounts to side of unit
• Variable speed from 50-550 rpm
• 1/15 horsepower 110v AC motor

3-JAW CHUCK (# 120-60)

• 1-3/8″ maximum opening with straight jaws
• 3-3/8″ maximum opening with step jaws
• 3/4″ thru hole
• With 5C adapter shank

RECTANGLE-JAWS (# 075-100)

• For holding rectangular parts from 0.070 to capacity of v-block
• Hardened and ground to “tenths” accuracy
• Includes case

FACE PLATE (# 10-50)

• 5″ diameter
• Soft face
• With 5C adapter shank

STEADY-REST (# 135-100)

• Assists in grinding very small diameters
• Magnetic base
• Spring loaded plunger

RADIUS DRESSER ARM (# 10-52)

• For dressing wheels up to 10″ diameter
• OD diamond nib (P/N 91002)
• ID diamond nib (P/N 91003)

MAGNETIC CHUCK (# 120-70)

• 4-3/4″ diameter, 2-1/4″ thick
• Standard pole permanent magnet
• With 5C adapter shank

HITE-ANGLE PLATE (# 085-100)

• 9-1/2″ x 5″ x 4″ wide
• Allows for horizontal use of Harig fixtures
• Includes side rail and mounting holes
• Hardened and ground tool steel