Missouri Precision Tool, Inc.

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(866)-94 TOOLS toll free
866-948-6657 toll free
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314-487-2868 fax
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Missouri Precision Tool, Inc.

866- 94 TOOLS

866-948-6657
314 487 2686
314 487 2868 Fax
Same Day Shipping

US Veteran Owned.


Floor Sanding Abrasives
Concrete - Masonry Drilling
   Rotary Hammer Adaptors
   Roto-Percussion Carbide Tipped Masonry Bits
   Roto-Percussion Carbide Tipped Masonry Bits in bulk
   Relton Groo-V Tip Multi-Purpose Bit
   SDS MAX (TE-Y) Hammer Bits
     SDS-Max (TE-Y) Shank Carbide Tipped Core Bits
     SDS-MAX (TE-Y) "Hard Head" Solid Body Bits
     Longer SDS-Max (TE-Y) Rotary Hammer Bits
     SDS-MAX (TE-Y) Pyramid Point Hammer Bits
     SDS MAX (TE-Y) Hammer Bits
       Rockhard SDS MAX Extension
     SDS-Max (TE_Y) Rockhard Core Cutter
   SDS or SDS+ Hammer Drill Bits
   Spline Shank Hammer Bits
Relton Carbide Tipped Masonry Bits
Rockhard Tools, Inc.
United Abrasives - SAIT
Tenryu Carbide Tipped Saw Blades
Virginia Abrasives
Rockhard SDS MAX and Spline Shank Extension
SDS Rockhard Dust Control Drill Bits
Rockhard SDS-MAX Dust Control Drill Bits
ROCKHARD Titanium Step Drills


Simple bit extension system for all SDS-MAX & Spline Drill Motors

  • Works With Any SDS-MAX Tool
  • Quick & Safe Connection
  • Saves TIme & Money
  • No Weak Points

Rockhard SDS MAX Extension
Code Name Image Price  
  • Connector has double locking SDS-MAX inputs
  • Every extension has 1 SDS-MAX end that locks into the connector. Opposite end is inserted into either a SDS-MAX or Spline drill motor depending
  • on the extension you choose.
  • Any SDS-MAX drill bit, core bit, chisel, or core cutter is inserted into the other end of the connector.
  • System limited to 1 connector and 1 extension

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