PRODUCT INFO

No.28M T.C.T. Filling Bolt "Middle Type"

Counter boring for fixed bolt nut

Features

  • For Counter-boring with the guide bar fitted in the drilled hole.
  • Changing the guide bar to the drills, counter boring and pre-hole drilling can be done at one time.
  • Only the cutter size of 50mm will be the shank penetrating type.

Specifications

Usage Wood
Recommended tool(s) Electric Power Drill
RPm Range Less than 1,000〜1,500 rpm
Material(s) Guide・Drill:High Carbon steel
Cutter:High Carbon Steel with T.C.T.
Re-Sharpen Yes(Contact)
Markings

Sizes

No Drill

  • t.c.t. bolt filling bit middle type no drill size
  • t.c.t. bolt filling bit middle type no drill size

  • Size:Guide×Cutter
  • Shank Shape:d
  •  Unit:mm

Product No. Size Shank Shape Qty (Inner Box)
28M-1550 15×50 12 1
28M-1555 15×55 11 1
28M-1560 15×60
28M-1565 15×65
28M-1850 18×50 12 1
28M-1855 18×55 11 1
28M-1860 18×60
28M-1865 18×65
28M-2160 21×60
28M-2165 21×65
28M-2460 24×60
28M-2465 24×65

※The part of pink color is a shaft penetrating type with a cutter 50 mm.

With Drill

  • t.c.t. bolt filling bit middle type with drill size
  • t.c.t. bolt filling bit middle type with drill size

  • Size:Guide・Drill×Cutter
  • Shank Shape:d
  •  Unit:mm

Product No. Size Shank Shape Qty (Inner Box)
28M-D1550 15×50 12 1
28M-D1555 15×55 11 1
28M-D1560 15×60
28M-D1565 15×65
28M-D1850 18×50 12 1
28M-D1855 18×55 11 1
28M-D1860 18×60
28M-D1865 18×65
28M-D2160 21×60
28M-D2165 21×65
28M-D2460 24×60
28M-D2465 24×65

※The part of pink color is a shaft penetrating type with a cutter 50 mm.

Assembly

※Click to open expanded view. Press [ESC] to close or click [×] to close.

Guide for 50mm Cutter

  • t.c.t. bolt filling bit middle type guide size

  • Size:D
  • Overall Length:L
  • Spiral Length:SL
  • Shank Shape:d
  •  Unit:mm

Product No. Size Overall Length Spiral Length Shank Shape Qty (Inner Box)
28M-GK150 15  150  70 12  1
28M-GK180 18

Drill for 50mm Cutter

  • t.c.t. bolt filling bit middle type drill size

  • Size:D
  • Overall Length:L
  • Spiral Length:SL
  • Shank Shape:d
  •  Unit:mm

Product No. Size Overall Length Spiral Length Shank Shape Qty (Inner Box)
28M-DK150 15 280 170 12  1
28M-DK180 18

Guide for 55・60・65mm Cutter

  • t.c.t. bolt filling bit middle type guide size

  • Size:D
  • Overall Length:L
  • Spiral Length:SL
  • Shank Shape:d
  •  Unit:mm

Product No. Size Overall Length Spiral Length Shank Shape Qty (Inner Box)
28M-G150 15 82 60 10 1
28M-G180 18
28M-G210 21
28M-G240 24

Drill for 55・60・65mm Cutter

  • t.c.t. bolt filling bit middle type drill size

  • Size:D
  • Overall Length:L
  • Spiral Length:SL
  • Shank Shape:d
  •  Unit:mm

Product No. Size Overall Length Spiral Length Shank Shape Qty (Inner Box)
28M-D150 15 222 170 10 1
28M-D180 18
28M-D210 21
28M-D240 24

Cutter

  • t.c.t. bolt filling bit middle type cutter size
  • t.c.t. bolt filling bit middle type cutter size

  • Size:D
  • Overall Length:L
  • Shank Shape:d
  •  Unit:mm

Product No. Size Overall Length Shank Shape Qty (Inner Box)
28M-C500 50 36 - 1
28M-C550 55  65  11 1
28M-C600 60
28M-C650 65

Other Assembly

  • Unit:mm

Product No. Name Size Qty (Inner Box)
28-OP1 Screw with Nut 8×15 1
28-OP2 Hex Wrench 4 1

Bits of knowledge

  • There are two types of Cutter as shank penetrating type or with the shank in the cutter.
    Only the cutter size of 50mm, it will be the shank penetrating type.
    Be careful when you choose the Guide or the Drills.
    shank penetrating type with the drill shank type
    The Shank will be penetrating in the Cutter.
    The cutter does not have the shank, and the shank of the guide or drills will be penetrating in the cutter hole, we call it as "Shank Penetrating type".
    The cutter has a shank.
    As the cutter has shank, we call it as "With the Shank Type".
  • Custom Auger bits can be made to order. (Form)

Help

Leaflet

  • t.c.t. bolt filling bit middle type pamphlet

PAGE TOP