Re-establish your center point on larger holes. Cleanly and accurately enlarges the hole.
 
Re-establishes the original center point.
Reduces risk of skating (damage to   finished material).
Works best with 1-3/4” deep hole saw cups.
 
Includes: 3/4” (19mm),  7/8” (22mm),  1” (25mm),  1-1/8” (29mm),  & 1-1/2” (38mm) Inserts, Stainless Steel Drill Stop & 2 Stainless Steel Stand-off Sleeves (3/4"  & 1"  (fits 1/4" drill bit)).
 (Hole Saw, Drill bit & Arbor not included). Taxes and shipping extra.