DYNABRADE 52861 Air Pencil Grinder General 25000 Rpm

Dynabrade 52861 straight-line pencil grinder is ideal for precise lighter-duty works like deburring, engraving, etching, cleaning & finishing in tools, dies, moulds, medical implants, jewellery & auto / aerospace parts using optional carbide burrs & mounted points. Its pencil-type shape offers an easy grip & greater control for operation in confined spaces.

Working Mechanism:

• Firstly, check all the equipment and mounting accessories for any damage. Wear personal protection equipment. Check that the tool is not running at speeds above the rated RPM (speed) using a tachometer.
• Connect the tool to the air power source with inlet pressure below 90 PSIG.
• Use a clamping device for holding the workpiece in place without excessively forcing the tool or workpiece.
• It is recommended to power this tool through a filter-regulator-lubricator unit to prevent unclean / wet air or insufficient lubrication.
• Start the unit at a reduced speed and then increase the speed.
• After starting the operation, ensure that the resulting sparks & debris do not create a safety hazard.
• Use the collet cover after every accessory changes to prevent injury. Switch off the unit after use or during operational breaks.

Features:

• Dynabrade 52861 straight-line pencil grinder has a 1/8 inch collet for accepting burs & mounted points with a 1/8 inch shank diameter.
• It contains a few moving parts for running cool and offering a longer operating life.
• This pencil grinder has a 0.4 hp high-efficiency rotary vane-style air motor that allows adjustment of tool speeds from 5000 to 25000 rpm by simply rotating the rear black cover.
• The tactile grip on its shaft end offers fingertip control while alerting the user about the rotating collet area.
• Its attachments can easily be changed using two-wrench manoeuvres.
• This pencil grinder has a 1/4 inch NPT female connection for accepting 16 SCFM compressed air at pressures below 90 PSIG.

Compatible Accessories:

• Dynabrade 52898 Thread Guard: This optional thread guard provides easy & quick access to the collet cap in this pencil grinder.
• Dynabrade 11411 & 10681 Air Filter-Regulator-Lubricator Systems: These FRL systems regulate air pressure, filter water contaminates and lubricate this pencil grinder.
• Dynabrade 95842 Air Lube: This lubricant prevents the formation of rust or sludge.
• Dynabrade 94994 Over Hose Assembly: This over-hose assembly attaches to this air pencil grinder unit to direct the exhaust away from the user.
• Dynabrade 93351 Carbide Burr Kit: This kit containing 12 burrs mounts to 1/8 inch collet of this pencil grinder.
• Dynabrade 01495 Collet Insert: This insert fits the collet of this unit to attach accessories like burrs.

Standards and Approvals:

• ANSI B186.1
• ANSI B7.1
• CFR 29 Part 1910
• EN ISO-15744

Frequently Asked Questions:

Q. How much sound does this pencil grinder produce?

A. Dynabrade 52861 straight-line pencil grinder produces a maximum noise of 79 dB(A).

Q. What is this Dynabrade 52861 pencil grinder made of?

A. This pencil grinder has ligjhtweight, aluminium construction for corrosion resistance.

Q. What size air hose is required for this Dynabrade 52861 pencil grinder ?

A. This pencil grinder has a 1/4 inch (6 mm) hose size.