Indexable U Drll Bits 3D with WCMT Insert

Designed for medium-depth operations, our 3D indexable U drill reaches 3× diameter depths with WCMT inserts. Features enhanced flute geometry for improved chip control in stainless steel and alloy materials, maintaining precision throughout the cut.

Code No	Size							Insert	Clamp Screw	Wrench
	φD	L	L1	L2	L3	M	φd
SD14-3D-C25	14	121	44	65	56	G 1/8	25	WCMX030208	M2.5*5	T8
SD14.5-3D-C25	14.5	122.5	45.5	66.5	56	G 1/8	25	WCMX 03 02 08	M2.5	T8
SD15-3D-C25	15	122	47	66	56
SD15.5-3D-C25	15.5	123.5	48.5	67.5	56
SD16-3D-C25	16	125	50	69	56
SD16.5-3D-C25	16.5	125.6	51.5	70.5	56
SD17-3D-C25	17	128	53	72	56
SD17.5-3D-C25	17.5	129.5	54.5	73.5	56
SD18-3D-C25	18	131	56	75	56
SD18.5-3D-C25	18.5	132.5	57.5	76.5	56
SD19-3D-C25	19	132	59	76	56
SD19.5-3D-C25	19.5	133.5	60.5	77.5	56
SD20-3D-C25	20	135.5	62	79.5	56	G 1/8	25	WCMX 04 02 08	M2.5*6	T8
SD20.5-3D-C25	20.5	137.5	63.5	81.5	56
SD21-3D-C25	21	139	65	83	56
SD21.5-3D-C25	21.5	140.5	66.5	84.5	56
SD22-3D-C25	22	142	68	86	56
SD22.5-3D-C25	22.5	143.5	69.5	87.5	56
SD23-3D-C25	23	145	71	89	56
SD23.5-3D-C25	23.5	146.5	72.5	90.5	56
SD24-3D-C25	24	148	74	92	56	G 1/8	25	WCMT 05 03 08	M3.0*8	T8
SD24.5-3D-C25	24.5	149.5	75.5	93.5	56
SD25-3D-C25	25	152	77	96	56
SD25-3D-C32	25	161	77	101	60	G 1/4	32
SD25.5-3D-C32	25.5	162.5	78.5	102.5	60
SD26-3D-C32	26	164	80	104	60
SD26.5-3D-C32	26.5	165.5	81.5	105.5	60
SD27-3D-C32	27	167	83	107	60
SD27.5-3D-C32	27.5	168.5	84.5	108.5	60
SD28-3D-C32	28	170	86	110	60
SD28.5-3D-C32	28.5	171.5	87.5	111.5	60
SD29-3D-C32	29	173	89	113	60
SD29.5-3D-C32	29.5	174.5	90.5	114.5	60
SD30-3D-C32	30	176	92	116	60
SD30.5-3D-C32	30.5	176.5	93.5	116.5	60
SD31-3D-C32	31	178	95	118	60	G 1/4	32	WCMT 06 T3 08	M3.5*10	T15
SD31.5-3D-C32	31.5	178.5	96.5	118.5	60
SD32-3D-C32	32	181	98	121	60
SD32.5-3D-C32	32.5	181.5	99.5	121.5	60
SD33-3D-C32	33	184	101	124	60
SD33.5-3D-C32	33.5	184.5	102.5	124.5	60
SD34-3D-C32	34	186	104	126	60	G 1/4	32	WCMT 06 T3 08	M3.5*10	T15
SD34.5-3D-C32	34.5	186.5	105.5	126.5	60
SD35-3D-C32	35	190	107	130	60
SD35.5-3D-C32	35.5	190.5	108.5	130.5	60
SD36-3D-C32	36	193	110	133	60
SD36.5-3D-C32	36.5	194.5	111.5	134.5	60
SD37-3D-C32	37	196	113	136	60
SD37.5-3D-C32	37.5	198.5	114.5	138.5	60
SD38-3D-C32	38	196.5	113	136	60
SD38.5-3D-C32	38.5	198	117.5	138	60
SD39-3D-C32	39	197	119	137	60
SD39.5-3D-C32	39.5	199.5	120.5	139.5	60
SD40-3D-C32	40	200	122	140	60
SD40.5-3D-C32	40.5	200.5	123.5	140.5	60
SD41-3D-C32	41	205	125	145	60
SD41.5-3D-C32	41.5	203.5	126.5	143.5	60
SD42-3D-C40	42	223	128	153	60	G 1/4	Previous Product Indexable U Drll Bits 2D with WCMT Insert Next Product Indexable U Drll Bits 4D with WCMT Insert Related Products Explore more cutting tools from the same series or for similar applications Indexable U Drll Bits 5D with SPGT/SPMG Insert Insert Type: SPGT/SPMG Series Holder Diameter(5xD): 12.5-60mm Suitable for: Stainless steel / mold steel / cast iron View Details Indexable U Drll Bits 2D with WCMT Insert Insert Type: WCMX Series Holder Diameter(2xD): 14-70mm Suitable for: Stainless steel / mold steel / cast iron View Details Indexable U Drll Bits 2D with SPGT/SPMG Insert Insert Type: SPGT/SPMG Series Holder Diameter(2xD): 10-60mm Suitable for: Stainless steel / mold steel / cast iron View Details Indexable U Drll Bits 3D with SPGT/SPMG Insert Insert Type: SPGT/SPMG Series Holder Diameter(3xD): 10-60mm Suitable for: Stainless steel / mold steel / cast iron View Details Related Articles Technical insights and buying guides to help you choose the right cutting tools  What is an advantage of an indexable insert drill?  What size is a U drill bit?  What Are Indexable Drill Bits and How Do They Work?  What is an indexable drill bit?  Indexable U Drill Bits Guide: Features, Applications, and Sizes  What is the difference between a U drill and a SC drill? Request a Quote / Technical Inquiry Tell us your material, Product size and quantity. Our engineer will reply within 24 hours. Your Name * Email Address * Inquiry Details * Submit Inquiry Success Thank you, We Will Call You Back Soon! OK Error Submission failed, please try again. OK Ready to Improve Your Machining Performance? Contact our experts today for a free quote or technical consultation. Get a Free Quote