3 Precision Boring Head + CAT40 2 OD 1-1/2-18 Boring Head Tool Holder M

  
3" Precision Boring Head + CAT40 2" OD 1-1/2-18 Boring Head Tool Holder. Boring Head Set Up Instruction. Stuart De Haro (YouTuber and Machinist). Stuart De Haro showcases a Shars 2 boring head and introduces some of the things you need to do to set up and adjust the boring head, as well as take multiple passes of different depths. Compared to the generic boring head on the market, the main lead screw has minimum amount of backlash in 10 graduation while the generic model has around 15 graduation.

Smaller backlash allows the operator to be able to dial in on the desired travel much easier. Internal bore within H7 specification to give tight fitting with cutting's shank. 1 division is equaled to 0.001 travel in diameter. Morse Taper 3 MT Tang Style Shan 1-1/2-18 Threads for Boring Head.

R8 Shank 1-1/2-18 Threads for Boring Head. 8PCS STFCR 90 Degree 3/4 Indexable Boring Bar Set.

5/8 Straight Shank 1-1/2-18 Threads for Boring Head. NMTB 40 Shank 1-1/2-18 Threads for Boring Head.

3/4 C-6 Carbide Tipped Boring Bar Set. Made from SCM420 alloy steel and harden to RC 57-59 to provide good core strength and maximize wear life.

Boring head seating surface is precision ground finished to 0.0002 TIR. To achieve AT3 or better taper contact as an industry standard, our taper surface are precision ground on Shigiya CNC grinder from Japan. The surface roughness on the taper is maintained to mirror finish. The 1-1/2x8 threads are precision grind on a CNC grinder to ensure proper thread tolerance and engagement with a boring head. Boring Head in the picture shown is not included. CAT40 5/8-11 45 Pull Stud Retention Knob for Haas Kitamura Miyano.