Combined Spotting and Chamfering 145 + 90 degree, dia 10, 16 and 25mm shank

  • Combined Spotting and Chamfering 145 + 90 degree, dia 10, 16 and 25mm shank

Max. Hole: Ø20mm (0.787”).
Tool holder: 99616-10 / 99616-14 /  99616-22 with indexable carbide insert: N9MT0802M / N9MT11T3M / N9MT1704M

  • Utilizes standard NC Spot Drill holders, also can fit with CT insert ( suitable for spotting, chamfering, grooving and engraving ) , SW insert ( 60° and 90° engraving ), PR insert (center hole similar to DIN 332 Form R), corner rounging insert.
  • Applications: Spotting, grooving and chamfering.
  • Reduces process to one operation. Shortens cycle time.
  • Spotting before drill, create high performance & accuracy position of hole.

Holder
img1
Applications :
  • •Spotting, engraving, grooving and chamfering on milling machines, machining centers.
    Utilizes standard NC Spot Drill holders.
Drag left or right for more information.
STEP Part No Insert Size Ød L Shank
99616-10 N9MT0802 10mm
(0.394”)
89.08±0.29mm
(3.507” ±0.011”)
Round
99616-10-3/8 N9MT0802 3/8" 89.08±0.29mm
(3.507” ±0.011”)
Round
99616-14 N9MT11T3 16mm
(0.630")
97.55±0.55mm
(3.839” ±0.021”)
Weldon
99616-14-5/8 N9MT11T3 5/8" 97.55±0.55mm
(3.839” ±0.021”)
Weldon
99616-22 N9MT1704 20mm
(0.787”)
96.24±0.64mm
(3.780” ±0.025”)
Weldon
99616-22-3/4 N9MT1704 3/4" 96.24±0.64mm
(3.780” ±0.025”)
Weldon
Insert
img1
NC2033: K20F grade, for steel and cast iron.
*Combined spotting & chamfering 145°+90°, also for chamfering or grooving application.
*Spot pre-drilling for size : M4~M16
Time saving! 1 process provides 2 applications
Fully ground cutting edge and relief angle.
Each insert has 2 cutting edges.
Drag left or right for more information.
Part No Thread Size Grade Coating Workpiece material
N9MT0802M04C M4X0.7 NC2033 TiAlN PK
N9MT0802M05C M5X0.8 NC2033 TiAlN PK
N9MT0802M06C M6X1.0 NC2033 TiAlN PK
N9MT11T3M08C M8X1.25 NC2033 TiAlN PK
N9MT11T3M10C M10X1.5 NC2033 TiAlN PK
N9MT11T3UNC25 1/4-20 UNC NC2033 TiAlN PK
N9MT11T3UNC31 5/16-18 UNC NC2033 TiAlN PK
N9MT11T3UNC38 3/8-16 UNC NC2033 TiAlN PK
N9MT1704M12C M12X1.75 NC2033 TiAlN PK
N9MT1704M14C M14X2.0 NC2033 TiAlN PK
N9MT1704M16C M16X2.0 NC2033 TiAlN PK
Example & Comparison
Drag left or right for more information.
Related Products
Jimmore GroupJimmore Group nine9 sloky jimmore