GR insert & GL insert  are single edge or double edge inserts for internal grooving for dia at 8 mm holes.  •  It is especially using for grooving and cutting lock-rings. •  It is the best alternative inserts of Tungaloy internal grooving inserts GR/L & GMR/L. •  ​Enables hole diameters as small as ø8 mm.   6G R 100 (SL15) Insert Number Insert Hand R: Right-hand L: Left-hand Groove Width Workpiece Material # RTP115 RTP330 RTP225 RTP000   # ( RTP000 )  →  Machining workpiece made in aluminum alloy or bronze alloy.   # ( RTP330 )  →  Machining workpiece made in ductile cast iron.   # ( RTP115 )  →  Machining workpiece made in free cutting steel.   # ( RTP225 )  →  Machining workpiece made in stainless steel.

INSERT LIS

Single edge inserts for internal grooving

Types Insert Number Dimensions (mm) Workpiece & Grade W A B T ￠D L R Aluminum / Bronze Cast Iron Hardened Steel Stainless Steel Single Edge ( 1 edge ) 6GR100 1 4.76 6.44 2.34 2.3 5.56 0.2 RTP000 RTP330 RTP115 RTP225 6GL100 RTP000 RTP330 RTP115 RTP225 6GR150 1.5 RTP000 RTP330 RTP115 RTP225 6GL150 RTP000 RTP330 RTP115 RTP225 6GR200 2 RTP000 RTP330 RTP115 RTP225 6GL200 RTP000 RTP330 RTP115 RTP225 7GR100 1 5.56 7.36 3.08 2.58 5.56 0.2 RTP000 RTP330 RTP115 RTP225 7GL100 RTP000 RTP330 RTP115 RTP225 7GR150 1.5 RTP000 RTP330 RTP115 RTP225 7GL150 RTP000 RTP330 RTP115 RTP225 7GR200 2 RTP000 RTP330 RTP115 RTP225 7GL200 RTP000 RTP330 RTP115 RTP225   * Other sizes are supplied on request. Please send email to sales@special-cutting-tools.com for further conversation.   INSERT LIS Double edges inserts for internal grooving　 Types Insert Number Dimensions (mm) Workpiece & Grade W A B T ￠D L R Aluminum / Bronze Cast Iron Hardened Steel Stainless Steel Double Edge ( 2 edges ) 8GR100 1 5.56 10.16 3.87 2.58 6.15 0.2 RTP000 RTP330 RTP115 RTP225 8GL100 RTP000 RTP330 RTP115 RTP225 8GR150 1.5 RTP000 RTP330 RTP115 RTP225 8GL150 RTP000 RTP330 RTP115 RTP225 8GR200 2 RTP000 RTP330 RTP115 RTP225 8GL200 RTP000 RTP330 RTP115 RTP225 8GR250 2.5 RTP000 RTP330 RTP115 RTP225 8GL250 RTP000 RTP330 RTP115 RTP225 8GR300 3 RTP000 RTP330 RTP115 RTP225 8GL300 RTP000 RTP330 RTP115 RTP225 8GR350 3.5 RTP000 RTP330 RTP115 RTP225 8GL350 RTP000 RTP330 RTP115 RTP225 Double Edge ( 2 edges ) 9GR100 1 6.35 12.95 4.66 2.86 7.74 0.2 RTP000 RTP330 RTP115 RTP225 9GL100 RTP000 RTP330 RTP115 RTP225 9GR150 1.5 RTP000 RTP330 RTP115 RTP225 9GL150 RTP000 RTP330 RTP115 RTP225 9GR200 2 RTP000 RTP330 RTP115 RTP225 9GL200 RTP000 RTP330 RTP115 RTP225 9GR250 2.5 RTP000 RTP330 RTP115 RTP225 9GL250 RTP000 RTP330 RTP115 RTP225 9GR300 3 RTP000 RTP330 RTP115 RTP225 9GL300 RTP000 RTP330 RTP115 RTP225 9GR350 3.5 RTP000 RTP330 RTP115 RTP225 9G/L350 RTP000 RTP330 RTP115 RTP225 Double Edge ( 2 edges ) 15GR100 1 9.2 20.8 5.1 4.8 10.8 0.2 RTP000 RTP330 RTP115 RTP225 15GL100 RTP000 RTP330 RTP115 RTP225 15GR150 1.5 RTP000 RTP330 RTP115 RTP225 15GL150 RTP000 RTP330 RTP115 RTP225 15GR200 2 RTP000 RTP330 RTP115 RTP225 15GL200 RTP000 RTP330 RTP115 RTP225 15GR250 2.5 RTP000 RTP330 RTP115 RTP225 15GL250 RTP000 RTP330 RTP115 RTP225 15GR300 3 RTP000 RTP330 RTP115 RTP225 15GL300 RTP000 RTP330 RTP115 RTP225 15GR350 3.5 RTP000 RTP330 RTP115 RTP225 15GL350 RTP000 RTP330 RTP115 RTP225 15GR400 4 RTP000 RTP330 RTP115 RTP225 15GL400 RTP000 RTP330 RTP115 RTP225 15GR450 4.5 RTP000 RTP330 RTP115 RTP225 15GL450 RTP000 RTP330 RTP115 RTP225 15GR500 5 RTP000 RTP330 RTP115 RTP225 15GL500 RTP000 RTP330 RTP115 RTP225  * Other sizes are supplied on request. Please send email to sales@special-cutting-tools.com for further conversation.

6GR100, 6GL100, 6GR150, 6GL150, 6GR200, 6GL200, 7GR100, 7GL100, 7GR150, 7GL150, 7GR200, 7GL200, 8GR100, 8GL100, 8GR150, 8GL150, 8GR200, 8GL200, 8GR250, 8GL250, 8GR300, 8GL300, 8GR350, 8GL350, 9GR100, 9GL100, 9GR150, 9GL150, 9GR200, 9GL200, 9GR250, 9GL250, 9GR300, 9GL300, 9GR350, 9G/L350, 15GR100, 15GL100, 15GR150, 15GL150, 15GR200, 15GL200, 15GR250, 15GL250, 15GR300, 15GL300, 15GR350, 15GL350, 15GR400, 15GL400, 15GR450, 15GL450, 15GR500, 15GL500