any desired surface finish can be achieved by lapping, a two motion, low pressure, abrasive machining process which utilizes a lapping tool along with an abrasive in a compound form.

Products & Services

• • Helical
  • Lapping
  • Honing
  • Slot Laps
  • Arbors
• • Expanders
  • Pullers
  • Compounds
  • Plates
  • Needle Eye Laps

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HELICAL LAP AND MANUFACTURING COMPANY Internal Helical Slot Laps, Arbors, Expanders, Pullers External Laps and Holders Lapping Compounds Hand Lapping Plates Needle Eye Laps Specialty Products EXTERNAL LAPS AND LAP HOLDERS ITEMS SHOWN IN SHADED AREA AVAILABLE AS A SPECIAL ORDER. LENGTH "B" OF HOLDER MUST CORRESPOND WITH LENGTH "B" OF EXTERNAL LAP. STANDARD EXTERNAL LAPS 3/64 THRU 1/8 MANUFACTURED W...

http://www.helicallap.com/external-XL.html

Internal Helical Slot...

HELICAL LAP AND MANUFACTURING COMPANY Internal Helical Slot Laps, Arbors, Expanders, Pullers External Laps and Holders Lapping Compounds Hand Lapping Plates Needle Eye Laps Specialty Products INTERNAL HELICAL SLOT LAPS, ARBORS, AND EXPANDERS HOW TO SELECT THE PROPER INTERNAL LAPINTERNAL LAPS should be longer than the length of the bore being lapped. STANDARD INTERNAL LAPS are manufactured undersiz...

http://www.helicallap.com/internal.html

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HELICAL LAP AND MANUFACTURING COMPANY Internal Helical Slot Laps, Arbors, Expanders, Pullers External Laps and Holders Lapping Compounds Hand Lapping Plates Needle Eye Laps Specialty Products INTERNAL HELICAL SLOT LAPS, ARBORS, AND EXPANDERS LARGE INTERNAL HELICAL SLOT LAPS, ARBORS, AND EXPANDERS STANDARD SIZES AND SPECIFICATIONS ITEMS SHOWN IN SHADED AREA ARE SPECIAL ORDER ITEMS HELICAL LAP &...

http://www.helicallap.com/internal-XL.html

External Laps and Holders

HELICAL LAP AND MANUFACTURING COMPANY Internal Helical Slot Laps, Arbors, Expanders, Pullers External Laps and Holders Lapping Compounds Hand Lapping Plates Needle Eye Laps Specialty Products EXTERNAL LAPS AND LAP HOLDERS HOW TO SELECT THE PROPER EXTERNAL LAP EXTERNAL LAPS should be shorter than the length of the part being lapped. When lapping a cylindrical part with lands, the external lap shoul...

http://www.helicallap.com/external.html

Specialty Products

HELICAL LAP AND MANUFACTURING COMPANY Internal Helical Slot Laps, Arbors, Expanders, Pullers External Laps and Holders Lapping Compounds Hand Lapping Plates Needle Eye Laps Specialty Products SPECIALTY PRODUCTS STEP LAPS - Multiple diameter internal laps for lapping concentric bores. TANDEM LAPS - Internal laps for lapping in-line bores (Same or different diameters). THREAD LAP BLANKS - Heavy wall...

http://www.helicallap.com/specialty.html

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