Toroid Screw-On Modular Heads & Modular Extensions

Screw-On Modular Heads & Modular Extensions

Screw-On Heads Fit Industry Standard Cutting Systems

Metric Screw-On Tool Head
  • Compatible with ISO standard modular cutting systems
  • Greater effective reach than solid end mills
  • Close-tolerance mounting minimizes runout
  • Standard inch wrench flats – no special metric wrenches needed
Toroid Screw-On Heads
"R" Value Dia. Holder M E IC Flutes Wrench Insert
Click colors to view available inserts
R3 .750" TREM075-MOD-R3-2† M10 1.50" .375" 2 9/16" Toroid Inserts
R4‡ 1.000" TREM100-MOD-R4-2‡ M12 1.50" .500" 2 11/16" Toroid Inserts
R4 1.250" TREM125-MOD-R4-3 M16 1.75" .500" 3 15/16" Toroid Inserts
R5 1.250" TREM125-MOD-R5-2 M16 1.75" .625" 2 15/16" Toroid Inserts
R4 1.500" TREM150-MOD-R4-3 M16 1.75" .500" 3 15/16" Toroid Inserts
R6 1.500" TREM150-MOD-R6-2 M16 1.75" .750" 2 15/16" Toroid Inserts

† TREM075-MOD-R3-2 does not come with top clamp.

‡ Uses RDCH-43 / RPMH-44 / OPMH442 Inserts only.


Modular Extensions Provide Even More Cutting Options

Modular Head Extension
  • Made of high-density tungsten, providing extra resistance to vibration and deflection
  • Machined on both ends; can be cut in half and used with two different modular heads
  • Metric shank diameter provides clearance for each inch size modular head
Heavy Metal Modular Extensions
Modular Head Dia. Part No. OAL M
Mounting Thread		 S
Shank Dia.
.750" / 20mm ME-0750-18MM-900 9" M10 18mm
1.00" / 25mm ME-1000-25MM-1100 11" M12 25mm
1.25" ME-125/150-25MM-1200 12" M16 25mm
1.50" ME-125/150-25MM-1200 12" M16 25mm

Dapra Toroid products are made in the USA.